流星

流星像一道闪光划过天空。

Like a flash of lightning , the meteor shot across the sky .

基于DSP的流星信道模拟器设计

A Design of Meteor Channel Simulator Based on DSP

明亮的流星，或者说陨石，是番难忘的景象。

A bright shooting star , or meteor , is an unforgettable sight .

最初是一颗流星促使我从事天文学。

It was a shooting star that propelled me into astronomy in the first place

我看见一颗流星，使我大为惊奇的是，它居然是鲜亮的绿色。

I spotted a shooting star which , to my astonishment , was bright green in colour

一颗流星划过天空。

A meteorite streaked across the sky

“我们看到了一颗很明亮的流星。”——“真的吗？”

' We saw a very bright shooting star . ' — 'Did you really ? '

火花升腾像数千流星冲入寂静的夜空。

The sparks shot up like thousands of shooting stars into the still night air .

多数恒星也许还拥有若干行星、流星、彗星和小行星。

Most stars probably have their quota of planets , meteorids , comets , and asteroids .

OFDM在流星余迹通信中的应用

Application of OFDM for Meteor Burst Communications

基于OFDM的流星余迹通信系统

Meteor burst communication system based on OFDM

一些天文学家预测5月23的晚上，来自彗星LINEAR的微小粒子将带来众多流星划破夜空。

Some astronomers had predicted that on the night of May 23 , particles from a comet called LINEAR would bring many meteors to the night sky .

武汉上空MLT中准16日波的流星雷达观测

The Quasi 16-day Waves in the Mesosphere and Lower Thermosphere at Wuhan

来自NASA流星体环境研究所的BillCooke表示：如果天气晴好，观测者每小时能看到40颗双子座流星。

Bill Cooke of the NASA Meteoroid Environment Office said , Observers with clear skies could see as many as 40 Geminids per hour .

RichardB.Hoover今年3月在《宇宙学杂志》撰文声称在掉落地球的流星里找到了外星生命的微化石，这个发现证实了外星生命的存在。

The Journal of Cosmology ran an article in March from Richard B. Hoover , claiming evidence of alien microfossils were found in a meteor , suggesting extraterrestrial life .

1994年7月17日至22日彗木相撞的白光照相观测Shoemaker－Levy9彗星撞击木星的流星物理学

White-light observation of the impact between the comets and the Jupiter from 17 to 22 july , 1994 meteoric physical problem in the collision of Shoemaker-Levy 9 on Jupiter

应用大型光谱合成程序Cloudy模拟了上述流星尾迹的240~400nm波段紫外辐射，给出了若干预期的强谱线的相对强度；

Using a large-scale spectral synthesis code called Cloudy , UV radiation within the 240-400 nm band of the wake of such a meteor is simulated , and relative intensities of several expected strong emission lines are predicted .

7.UFOs不明飞行物UFO（不明飞行物）的存在是毫无疑问的，因为有许多人在天上看到过自己无法识别的东西，从飞行器到流星应有尽有。

There is no doubt that UFOs ( Unidentified Flying Objects ) exist - many people see things in the skies that they cannot identify , ranging from aircraft to meteors .

利用Sparrow的粒子碰撞理论，计算了海拔100~90km范围内的大气中的不同初始地心坐标速度的石质流星的有效温度；

For stony meteors thrusting through a region with an altitude between 100-90 km in the upper atmosphere at different initial geocentric velocities , the effective temperatures are calculated based on Sparrow 's particle-collision theory .

提出基于CCK调制的自适应变速率机制在流星余迹通信系统中的应用。

The mechanism of meteor burst communication with variable rate data transmission based on CCK modulation is proposed . Now , the system is applied in the new generation full duplex meteor burst communication system .

伊朗昨日宣布成功试射一枚“流星-3”（shahab-3）型中程导弹，从而在本周与美国和其它大国在日内瓦举行重要会谈之前加大了筹码。

Iran announced yesterday it successfully test-fired a medium-range Shahab-3 missile , raising the stakes ahead of crucial talks with the US and other world powers in Geneva this week .

微流星及空间碎片高速撞击航天器风险度分析

Risk Analysis of Meteoroid and Space Debris High-velocity Impact on Spacecraft

当地有关部门认定是流星导致的。

Local authorities determined it was made by a shooting star .

我们可以期望看到一些陨星或流星。

We should expect to see some meteors or shooting stars .

通过建立流星余迹模型，研究了流星余迹的散射特性，并计算了流星余迹的散射对雷达作用距离和发现概率等性能的影响。

By building meteor trails models their scattering characteristics are investigated .

狮子座流星是由坦普尔·塔特尔彗星释放的微小尘粒构成。

The Leonids are minute dust particles shed by Comet Tempel-Tuttle .

甚至更小的太阳系内的碎片也是流星体。

And even smaller type of interplanetary debris is the meteoroid .

流星在天空描绘出一道长长的弧线。

The falling star described a long curve in the sky .

如果你仔细看，就会看到流星。

If you watch , you will see a shooting star .

这样，你就能看到好多流星。

Under these conditions , you will see plenty of meteors .