I'm so glad the classroom observations are a requirement for the education program.

课堂观察成为了教育项目的一个要求，我为此很高兴。

youdao

youdao

Keeping sensitive information on these devices is increasingly a requirement of normal life.

日常生活越来越要求这些设备能够保存敏感信息。

youdao

Critics of limiting hours say such a requirement could cost American hospitals about one billion seven hundred million dollars a year.

VOA: special.2010.07.13

But in fact, logically speaking at least, variability, although it's a requirement for unpredictability, doesn't guarantee unpredictability.

但实际上，至少在逻辑上讲，可变性虽然是不可预见性的必要条件，但是不可预见性却不是必然。

耶鲁公开课 - 死亡课程节选

I, I can't imagine not taking some kind of humanities class, just as a requirement, you know, for freshman.

对于新生，我实在无法想象不把人文科学当作必修课。

斯坦福的新生 - SpeakingMax英语口语达人

Frankly, it often does not seem to make much sense, but that is not a requirement.

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Perhaps an innate business savvy is no longer a requirement for starting a successful business.

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Other reforms should include making labs independent of law enforcement and a requirement for blind testing.

FORBES: Forensic evidence doesn't always tell the truth.