中航机电研究所曾经创造了中国工业计量史上的五个第一，可以说是最先进入本行业的公司。

Zhonghang Inst have created five first in history of industry calibration, can be said one of the first company which inter this trade.

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这支乐队的第一张单曲唱片有五个星期高居最畅销流行音乐唱片榜榜首。

The band topped the charts for five weeks with their first single.

《牛津词典》

他花了五个小时来完成他的第一只泰迪熊。

It took him five hours to finish his first teddy bear.

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Well, I guess in the first case where you have the one worker and the five, it's a choice between those two and you have to make a certain choice and people are going to die because of the trolley car, not necessarily because of your direct actions.

我认为，在第一种情况中是撞死一个还是五个，你只能在这两者中选择,不管你做出的是哪一个选择,总得有人被电车撞死，而他们的死，并非你的直接行为导致。

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