can
- modal(表示有能力做或能够发生)能，会;（表示允许）可以;（提出建议）可以;（请求帮助）能;（请求允许）可以;（can和could可换用, 表示可能性）可能, 会;（表示对方必须做，常指说话人在生气时）必须，得;（表示疑惑或惊讶）究竟能，难道会，到底是;(表示知道如何做)懂得;（表示常有的行为和情形）有时会，时而可能;（表示偶然发生的可能性, 常与表示频率、时间等的状语连用）时而有可能, 有时会;与动词feel、hear、see、smell、taste 连用
- vt.可以;解雇，开除;<美口>开除 ( 学生 )，解雇 ( 职工 );让…卷铺盖走人，炒…的鱿鱼;<俚>把…灌制唱片, 为…录音;把(食品)装罐保存;把 ( 核燃料棒 ) 密封在保护外壳内
- n.班房，监狱;茅房，厕所;一罐(的量);<美口>屁股;喷雾器;(盛食品或饮料的)金属罐;(装运液体用的)金属容器，塑料容器;<美军俚>深水炸弹; 驱逐舰;( 尤指金属制的 ) 大酒杯;( 核反应堆中保护核燃料棒的 ) 密封保护外壳
canmodal verb
（表示有能力做或能够发生）能，会
used to say that it is possible for sb/sth to do sth, or for sth to happen
I can run fast.
我能跑得快。
Can you call back tomorrow?
明天你能回电话吗？
He couldn't answer the question.
他没有能回答那个问题。
The stadium can be emptied in four minutes.
这个体育场能在四分钟以内让观众全部散场。
I can't promise anything, but I'll do what I can.
我不能许诺什么，但会尽力而为。
Please let us know if you cannot attend the meeting.
你若不能参加会议，请通知我们。
（表示知道如何做）懂得，会
used to say that sb knows how to do sth
She can speak Spanish.
她会讲西班牙语。
Can he cook?
他会做饭吗？
I could drive a car before I left school.
我在中学毕业前就会开车了。
（与动词feel、hear、see、smell、taste 连用）
used with the verbs ‘feel’, ‘hear’, ‘see’, ‘smell’, ‘taste’
She could feel a lump in her breast.
她摸到自己的乳房上有一个肿块。
I can hear music.
我听见有音乐声。
（表示允许）可以
used to show that sb is allowed to do sth
You can take the car, if you want.
如果想用那辆车，你就尽管用吧。
We can't wear jeans at work.
我们工作时不准穿牛仔裤。
（请求允许）可以
used to ask permission to do sth
Can I read your newspaper?
我可以看一下你的报纸吗？
Can I take you home?
我送你回家好吗？
（请求帮助）能
used to ask sb to help you
Can you help me with this box?
你能帮我搬这个箱子吗？
Can you feed the cat, please?
请你喂一下猫好吗？
（用于否定句，表示某事肯定不真实）
used in the negative for saying that you are sure sth is not true
That can't be Mary─she's in New York.
那不可能是玛丽——她在纽约呢。
He can't have slept through all that noise.
他不可能在那种闹哄哄的环境里睡好觉。
（表示疑惑或惊讶）究竟能，难道会，到底是
used to express doubt or surprise
What can they be doing?
他们究竟在干些什么呢？
Can he be serious?
他难道会当真么？
Where can she have put it?
她到底把它放哪儿了呢？
（表示常有的行为和情形）有时会，时而可能
used to say what sb/sth is often like
He can be very tactless sometimes.
他有时太莽撞。
It can be quite cold here in winter.
这里的冬天有时还真够冷的。
（提出建议）可以
used to make suggestions
We can eat in a restaurant, if you like.
如果你愿意，我们可以去餐馆吃饭。
I can take the car if necessary.
如果必要的话，我可以乘汽车去。
（表示对方必须做，尤指说话人在生气时）必须，得
used to say that sb must do sth, usually when you are angry
You can shut up or get out!
你给我闭嘴，要不然就滚出去！
used to say that you do not like sth and are unwilling to accept it
我无法忍受那些整天发牢骚的人。
I can't be doing with people who complain all the time.
used to say that you are not able or willing to do sth
对不起，不行。我就是没有时间。
Sorry, no can do. I just don't have the time.
Can and cannot (or can’t ) are the most common words used for asking for, giving or refusing permission.can和cannot（或can't）是表示请求、给予或拒绝许可的最通用词：
Can I borrow your calculator?
我可以借用你的计算器吗？
You can come with us if you want to.
如果你愿意可以跟我们一起来。
You can’t park your car there.
你不能在那儿停车。
May (negative may not ) is used as a polite and fairly formal way to ask for or give permission.现代英语几乎不用mayn't。
May I borrow your newspaper?
把你的报纸借我看行吗？
You may come if you wish.
如果你愿意可以来。
Visitors may use the swimming pool between 7 a.m. and 7 p.m.
访客从早上7:00到下午7:00可在游泳池游泳。
Students may not use the college car park.
学生不得在学院停车场停车。
can
MODAL USES 情态动词用法
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MODAL (表示某事物的特点)能够，可以
You use can when you are mentioning a quality or fact about something which people may make use of if they want to.Pork is also the most versatile of meats. It can be roasted whole or in pieces...
在肉类中,猪肉的做法也是最多的,可以整块烤来吃,也可以切片烤来吃。
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MODAL (表示有能力或机会)能，会，可以
You use can to indicate that someone has the ability or opportunity to do something.Don't worry yourself about me, I can take care of myself...
你别担心我,我能照顾好自己。
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4
MODAL (用于否定句，表示情况不允许)不能，无法
You use cannot to indicate that someone is not able to do something because circumstances make it impossible for them to do it.People who can't afford to go to the theatre or concerts can afford to go to football matches...
看不起电影或听不起音乐会的人可以去观看足球赛。
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5
MODAL 有可能;有时会
You use can to indicate that something is true sometimes or is true in some circumstances....long-term therapy that can last five years or more...
有可能持续5年乃至更长时间的长期治疗。
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MODAL (用于否定句，表示确信某事不真实或不会发生)不可能，不会
You use cannot and can't to state that you are certain that something is not the case or will not happen.From her knowledge of Douglas's habits, she feels sure that the attacker can't have been Douglas...
根据她对道格拉斯习性的了解,她敢断定他不可能是那个袭击者。
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MODAL (表示允许)可以
You use can to indicate that someone is allowed to do something. You use cannot or can't to indicate that someone is not allowed to do something.You must buy the credit life insurance before you can buy the disability insurance...
你必须先购买信用人寿保险,方可购买伤残保险。
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MODAL 不行;不能;不该
You use cannot or can't when you think it is very important that something should not happen or that someone should not do something.It is an intolerable situation and it can't be allowed to go on...
这种情况忍无可忍,不能再任其继续下去了。
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MODAL (通常用于疑问句，表示建议或提议帮忙)能
You use can, usually in questions, in order to make suggestions or to offer to do something.What can I do around here?...
我在这儿能做点儿什么?
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MODAL (用于疑问句时,can 表示礼貌的请求，而 can't 表示强烈请求）
You use can in questions in order to make polite requests. You use can't in questions in order to request strongly that someone does something.Can I have a look at that?...
我能不能看一眼那个?
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MODAL (用于有礼貌地打断,或引导要说的话)能,可以
You use can as a polite way of interrupting someone or of introducing what you are going to say next.Can I interrupt you just for a minute?...
我能不能打断你们一下?
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MODAL (与 imagine, think, believe 等动词连用,用来加强语气)能
You use can with verbs such as 'imagine', 'think', and 'believe' in order to emphasize how you feel about a particular situation.You can imagine he was terribly upset...
你能想象得出来,他当时心里乱得要命。
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MODAL (与 how 一起用于疑问句,表示感受强烈)能,能够
You use can in questions with 'how' to indicate that you feel strongly about something.How can you complain about higher taxes?...
你怎么能抱怨税费的提高呢?
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can, could 和 be able to 都可以表示某人有能力做某事, 后接动词原形。can 和 be able to 的现在式指现在, 不过 can 更常见: They can all read and write (他们都能读会写), The snake is able to catch small mammals (蛇能捕捉小型哺乳动物)。用 could 或 be able to 的过去式表示过去, will 或 shall 与 be able to 连用指将来。表示特定时间做某事时, 用 be able to: After treatment he was able to return to work (经过治疗, 他又能上班了)。can 和 could 可用来谈论可能性, could 指特定场合, can 指较一般的情况: Many jobs could be lost (可能会失去许多工作岗位), Too much salt can be harmful (食盐过多会有害处)。谈论过去则用 could have 加过去分词: It could have been much worse (原本会更糟糕)。表示规则或获准做某事, 可用 can 指现在, could 指过去: They can leave at any time (他们随时可以离开)。注意, 表示请求时, can 和 could 都能用: Can I have a drink (给我来杯饮料好吗), Could we put the fire on (我们可以把火点上吗)。然而, 提建议时总用 could: You could phone her and ask (你可以打电话给她问问看)。
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CONTAINER 容器
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1
N-COUNT (盛放食品、饮料或油漆的)罐子，金属罐，听
A can is a metal container in which something such as food, drink, or paint is put. The container is usually sealed to keep the contents fresh.Several young men were kicking a tin can along the middle of the road.
几个青年人踢着一个锡罐在路中间走着。
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VERB 将(食物、饮料)装罐保存
When food or drink is canned, it is put into a metal container and sealed so that it will remain fresh....fruits and vegetables that will be canned, skinned, diced or otherwise processed...
将要装罐、去皮、切块或用其他方法加工的水果和蔬菜
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N-SING 厕所
The can is the toilet. -
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VERB 解雇;开除
If you are canned, you are dismissed from your job.The extremists prevailed, and the security minister was canned...
极端主义分子猖獗,致使安全部长被解职。
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See also:canned -
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PHRASE 承担所有指责;代人受过
If you have to carry the can, you have to take all the blame for something.We are a luxury restaurant and if people have a bad experience, we have to carry the can.
我们这是豪华饭店;如果客人用餐不愉快,背黑锅的就是我们。
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PHRASE 完成了的;完结的
If you say that something such as a job that you are doing is in the can, you mean that it is completely finished.With another day's work in the can, Philip is happy to leave the open countryside and head for his London flat.
又干完了一天的活,菲利普满心愉悦地离开了广袤的乡村,前往自己位于伦敦的公寓。
noun
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1
- airtight sealed metal container for food or drink or paint etc.
- Synonym: tin tin can
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2
- a room or building equipped with one or more toilets
- Synonym: toilet lavatory lav john privy bathroom
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3
- a plumbing fixture for defecation and urination
- Synonym: toilet commode crapper pot potty stool throne
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- the fleshy part of the human body that you sit on
- he deserves a good kick in the butt
- are you going to sit on your fanny and do nothing?
- Synonym: buttocks nates arse butt backside bum buns fundament hindquarters hind end keister posterior prat rear rear end rump stern seat tail tail end tooshie tush bottom behind derriere fanny ass
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5
- a buoy with a round bottom and conical top
- Synonym: can buoy
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- the quantity contained in a can
- Synonym: canful
verb
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- preserve in a can or tin
- tinned foods are not very tasty
- Synonym: tin put up
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- terminate the employment of;discharge from an office or position
- The boss fired his secretary today
- The company terminated 25% of its workers
- Synonym: displace fire give notice dismiss give the axe send away sack force out give the sack terminate
数据来源：WordNet
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When can I get my test results ?
我什么时候可以拿到化验结果？
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We can reduce the problem to two main issues .
我们可以将这个问题概括成两个要点。
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You can get me on 0181 530 3906 .
你找我可以拨打01815303906。
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This could cause serious damage to the country 's economy .
这可能对国家的经济造成严重破坏。
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The operation could prolong his life by two or three years .
这次手术可使他多活两三年。
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I 'll see what I can do to help .
我考虑考虑，看我能帮上什么忙。
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I don 't know how you can say things like that .
真想不到你怎么会说出这种话来。
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I could come next week , or the week after .
我可能下周来，或者再下一周。
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How long can a human being go without sleep ?
人不睡觉能活多久？
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The money could be better spent on more urgent cases .
这笔钱用于较紧迫的事情也许会好些。
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I can 't see you now ─ some other time , maybe .
我现在不能见你——也许别的时候吧。
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Modern farming methods can have an adverse effect on the environment .
现代农业耕作方法可能对环境造成负面影响。
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I can 't work if I 'm cold .
我要是觉得冷就干不了活。
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He might get there in time , but I can 't be sure .
他有可能准时到达，但我不敢肯定。
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You can back up another two feet or so .
你可以再退两英尺左右。
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You can ask for a chemical analysis of your tap water .
你可以要求给你的自来水做化学分析。
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He isn 't here now ─ could you ring back later ?
他现在不在——你过会儿再打电话来好吗？
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The procedure can be divided into two parts .
这一程序可以分为两部分。
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Smoking can increase the risk of developing heart disease .
吸烟会增加得心脏病的危险。
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There are lots of people there who can actually help you .
那里有很多人可以真正帮上你的忙。
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Do you think you could open the window ?
请打开窗子好吗？
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This course is designed so that students can progress at their own speed .
这门课的设计思路是让学生自己掌握进度。
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You can 't stop people saying what they think .
人们怎么想就会怎么说，你阻止不了。
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Can you help me put this letter into good English , please ?
请问你能帮我用通顺的英语来表达这信的内容吗？
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These policies could cause severe economic and social dislocation .
这些政策可能引起严重的经济和社会混乱。
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The injury could mean him missing next week 's game .
这次受伤可能使他无法参加下周的比赛。
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Modern plastics can stand very high and very low temperatures .
新型塑料能承受很高和很低的温度。
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The new economic policies could prove suicidal for the party .
新经济政策可能给该党带来灾难性的后果。
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Let me know how I can help .
我能帮什么忙，只管说。
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This could set a new fashion .
这或许会开创一种新时尚呢。
普通用词，用于征求别人的许可，在口语中常用来代替 may；也可用于表示允许。
Can I use your mobile phone?
我可以借用你的手机吗？
You can take it home if you like it.
如果你喜欢它，可以把它带回家。
You can't smoke in here.
你不能在这儿吸烟。
用于礼貌地表示请求，也可用于表示允许。
May I use your computer?
我用一下你的电脑可以吗？
May I come to your dance?
我能参加你们的舞会吗？
You may have a rest after doing your homework.
做完作业后你可以休息一会儿。
Students may not use the school parking lot.
学生不得在学校停车场停车。
在美国英语中，can 通常指盛放食物和饮料的金属罐，也可指装液体的有盖金属圆桶；在英国英语中，can 总是指饮料罐。
a large can of paint
一大桶油漆
They each drank a can of Fanta.
他们每人喝了一罐芬达。
We've only got a couple of cans of beef.
我们只有几罐牛肉。
指盛放食物或饮料的金属罐，也可指装涂料、胶水等的有盖铁桶。
a tin of green paint
一桶绿色涂料
A tin of beer, please.
我要一听啤酒。
We never eat anything out of a tin.
我们从来不吃罐头食品。
- 习语