Custody secure is the first need of detention house and the precondition and foundation of doing other work well.

监管安全是看守所的第一需要，也是做好其他工作的前提和基础。

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Doctor Selanikio says he first recognized a need when he worked for the United States Centers for Disease Control and Prevention.

VOA: special.2010.05.03

So, if we're trying to figure out the wavelength of a Matsuzaka fastball, we need to consider the velocity first, which is 42 miles per hour.

如果我们尝试计算一个,松阪发出快球的波长，我们首先需要考虑速度，每小时为42英里。

麻省理工公开课 - 化学原理课程节选

I know you guys need the rest and interestingly, the best sleepers are in the first couple of rows.

我知道你们需要休息,有意思的是,睡得最香的都坐在前几排

耶鲁公开课 - 基础物理课程节选

Yet even so, the first need is to prevent a lower real translating swiftly into higher prices.

ECONOMIST: Brazil��s Lenten diet

"The first need of the kids is going to be to feel safe and doing what they can to make the kids in the high school understand that they are safe, " he said.

CNN: Finding 'new normal' after school shooting

The FCC first need to determine how to design and conduct the auctions.

FORBES: Time For The FCC To Auction Off More Wireless Spectrum