Tsinghua University first made swimming a requirement in 1919 but later gave it up because the number of students became too large and there were not enough swimming pools in the school for them to learn swimming.

1919年，清华大学首次规定学生必须游泳，但后来由于学生人数过多，学校也没有足够的游泳池供学生学习游泳而放弃了这一规定。

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Patience is a requirement in teaching.

耐心是教学必备的条件。

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Create a requirement in a package.

在一个包中创建一个需求。

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If that requirement seems demanding, Shakespeare's sonnets are also written in iambic pentameter.

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So it was very important that we keep the motivation high so that they were not in the compassion of time and the requirement set for very high-stress jobs climbs under the way.

使这一动机足够强烈,是十分重要的,这样不会过分在乎时间,高压力工作带来的要求,也就不那么重要了。

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So, in my freshmen year, there's like a science requirement that we have to take

所以，大一的时候，我们必须参加一个科学的课程，

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Why did the NFL fail to negotiate a time-based requirement in the first place?

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Richard Haines hopes the move could see carbon monoxide alarms made a legal requirement in Britain.

BBC: Husband welcomes carbon monoxide decision

What they cannot do is reduce work below the work required in the work requirement in the reform statute.

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