We have two P. E. lessons a week.

我们一星期上两节体育课。

youdao

They have two P. E lessons in a week.

他们一周上两节体育课。

youdao

He should be back by two p. m. Would you like to leave a message?

他下午两点钟应该能回来，你要留话吗？

youdao

So we have the eagle that represents freedom,". "We have the two P-51 aircraft, which is the aircraft the men flew later on in the war.

VOA: standard.2009.12.30

And our job is to find out what is the mathematical description of this path, this line in p-V's case that connects these two point.

我们的任务,就是找出，描述这条曲线的方程。

麻省理工公开课 - 热力学与动力学课程节选

And it turns out that when you constructively have two p orbitals interfere, and when I say constructively, I mean they're both either positive or they're both the negative lobes, that's when you got bonding.

当两个ｐ轨道,相长干涉时，我说的相干相长，意思就是说它们要么都是,正的叶瓣要么都是负的叶瓣，这时就能成键。

麻省理工公开课 - 化学原理课程节选

She climbed out of the water at Toronto's Marilyn Bell Park two minutes before 9 p.m.

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Climbing plodfully, with tortoise patience, bare white arms sticking out of his p.j. shirt like two bare white branches sticking out of a p.j. shirt.

NEWYORKER: Tenth of December

The state went back to a Stage Two emergency shortly after 7 p.m.

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