Phelps has never tested positive for a banned substance.

菲尔普斯从未在药检中检出阳性。

youdao

We never tested XP, but I think we have cherry-picked some parts of it - like pair-programming.

没试过XP，但我想我们精心地选择了一些实践，比如结对编程。

youdao

You may have never tested the program under this particular environment, but you know how it should work.

你可能从未在一种特殊配置环境下测试过程序，但是你知道它应该怎样工作。

youdao

For starters, he never tested his merchandise pricing concept prior to putting it into action.

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What about the players who were never tested but who used now banned drugs?

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We have never tested a Series1 or Series2 SD TiVo since they don't do HD.

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