他在屋顶上的钢横梁上吊上电灯。

He hung the light from a steel crossbeam in the roof.

《柯林斯英汉双解大词典》

当他们到达山顶上的时候，雨夹雪已经变成了柔软的雪花。

By the time they reached the mountaintop, the sleet had changed to fluffy snow.

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除了屋顶上的嵌板，普瑞米尔花园看起来就像一个传统住宅社区。

Aside from the panels on the roof, Premier Gardens looks like a community of conventional homes.

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You see that in the top picture. And within those precincts, within that enclosure, there's a large, open courtyard.

你们可以在顶上的图中看到，在界域里面，它的内部，有一片巨大空旷的庭院。

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I guess it would definitely be going to the top with some friends of mine from England

我想肯定是和几个英格兰朋友去洛克菲勒中心顶上的那次，

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So a closed system would be, for instance, a glass of ice water with an ice cube in it, with the lid on top.

因此闭系可以是，比如说，一杯放了,一个冰块的冰水，顶上加了盖子。

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