Safety comes first for science lab class.

安全是科学实验课的第一要务。

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As far as we know, safety comes first whatever you do.

据我们所知，无论你做什么，安全第一。

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Nowadays, safety comes first.

而现在，安全是第一位的。

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Furlong used the word "bizarre" to describe the weather on Cypress Mountain for this time of year, and added that safety comes first.

VOA: standard.2010.02.16

But safety comes first, and that's the case with early voting as well.

WHITEHOUSE: Press Gaggle by Principal Deputy Press Secretary Josh Earnest aboard Air Force One en route New Hampshire | The White House

We understand the impact to the airlines ... but safety comes first.

CNN: Air travel paralyzed as volcanic ash cloud lingers

The reality is that he, quite rightly as the chief nuclear inspector charged with safety, takes the view that safety comes first regardless of issues of cost.

BBC: Labour MP warns of nuclear power costs