十点钟开始
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高级健身课十点钟开始。
The advanced class starts at ten o'clock .
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活动上午十点钟开始,孩子们刚听完一些注意事项就迫不及待地冲进了厨房。
The activity started at10am , and the children rushed into the kitchen eagerly after some instructions .
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会议将于十点钟准时开始。
The meeting will begin at ten o'clock prompt .
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他们在晚上十点钟才开始聚会,真是可笑。
It was so ridiculous of them to have a party starting at10pm .