I have to go out for half an hour. Could you please answer the phone?

我得外出半小时，你能帮我接一下电话吗？

youdao

Sophia can go out on dates and must practice the piano for an hour and a half each day instead of as many as six hours.

思慧可以出去约会，但每天还是必须弹一个半小时钢琴，而不是以前的六个小时。

youdao

If somebody comes here in a nice clean car and comes in to see me for half an hour and they go out and their car is covered they're not going to be happy.

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