If he doesn't go to sleep in half an hour, you must call me.

如果他半小时后还不睡觉，你就得叫我。

youdao

You must call they Alert's open method to make it visible.

必须调用Alert的open方法才能使之可见。

youdao

If you must call GC, do it during a non-critical or idle phase.

如果必须调用 GC，那么可以在非紧急阶段或空闲阶段实现它。

youdao

Of course, before doing so, he says, "you must call him first a tyrant."

当然，在叛乱或是弑君之前，你得确定你要诛杀的是一位暴君“

耶鲁公开课 - 政治哲学导论课程节选

So you must call your bank, mutual fund, brokerage house or credit union and ask.

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And, you must call the police before the caregiver steals from anyone else.

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This can lead to expensive repairs if you must call a plumber, electrician, or carpenter to fix what you have done.

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