We had to separate the young from the old.

我们得把年轻和老人分开。

youdao

So we said goodbye, even before we had to separate inside.

这样我们道了别，即便在此之前我们就该在屋里分手的。

youdao

Last winter when I went here again, they had a big separate house to raise dozens of chicken.

去年冬天我再去到那里的时候，他们有一个单独的大房子来养几十只鸡。

youdao

In loco parentis meant that male and female college students usually had to live in separate buildings.

VOA: special.2009.07.09

Investment banking had to be a separate firm.

投资银行业务必须由独立公司承担。

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The new schedule calls for Endeavour to lift off before dawn on Wednesday, the same day that NASA had hoped to launch a separate mission to survey the moon.

VOA: standard.2009.06.16

Lolesi sealed the points with a brilliant solo try on 70 minutes before referee Ashley Klein had to separate the players as fighting started again.

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These laws made African Americans de jure second class citizens: they had to ride in the back of the bus, they had to use separate public schools, and they even had to use separate restrooms.

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Many analysts had predicted that the Chinese portals, which had to separate their mainland content from the rest of their business in order to get Beijing's permission to list, would bomb in the new dotcom-unfriendly environment.

CNN: Playing the IPO Game