But he could not stay asleep. After an hour, maybe an hour and a half, he would wake up.

但是他睡着的时间太短，总是在一个或一个半小时之内醒来。

youdao

It must have taken me a half hour to sense that maybe some key to an answer could result from reversing the word "Thanksgiving" — at least that suggested a verbal direction, "giving thanks."

大概过了半个小时左右我才意识到，问题的关键也许在于把Thanksgiving这个字前后颠倒一下——那样一来至少文字好懂了：giving thanks。

youdao

But let me just tell you immediately to the side, which side it's pointing to it's always pointing towards higher values of a function OK, and we'll see in that maybe about half an hour.

现在我可以告诉你，它总是，指向更大的函数值的方向，可能半个小时后就会知道为何了。

youdao

You thought about it maybe for a half an hour.

你想了大概半个小时。

耶鲁公开课 - 死亡课程节选

The same day, we just received it within a couple of minutes or maybe half an hour before we ran it.

BBC: News | NEWSNIGHT | Ibrahim Helal interview transcript

The bar is not large and rarely has more than maybe 40 people at a time, and the average stay is about half an hour, though intrepid drinkers have been known to stay for up to two hours.

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