He was working from 4 until suppertime.

他从4点一直工作到晚饭时间。

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When he was working, some boys came along and made fun of him.

当他在工作时，一些男孩过来捉弄他。

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This time,it happened while he was working on a railroad with men who did rough work and looked rough.

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So, I mentioned at the beginning, while he was working with this radium bromide that I was very relieved to see that it did not kill him to do these experiments.

我在最开始就说了，由于他工作时接触到了溴化镭,我非常欣慰的,看到它做这些实验。

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And he was working out really hard and he prepared for it.

为这个比赛，他很勤奋地锻炼，做了精心的准备。

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He joined the army in New York City, where he was working as an architect and engineer.

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When he was selected for astronaut training he was working with the Anglo-Italian helicopter company AgustaWestland.

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Within two months he was working at Google, figuring out what else they should open up.

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