But they have to read the panel in a mirror.

他们要读出镜框内的视力表。

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But they have to put aside their scientist hats.

可他们必须把科学家的帽子扔一边去。

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But they have to remember what they are here for.

但他们必须记住他们在这儿的目的。

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Andrew and Samantha are trying to get back to safety in the United States but they have to travel through the so-called infected area in Mexico.

VOA: special.2010.10.29

But they have to try to let people manage their own risks for themselves, to some extent.

某种程度上来说，我们不得不,让人们自己管理自己的风险。

耶鲁公开课 - 金融市场课程节选

They might articulate a need or a desire, but what we have to do is understand all the technology ingredients and how they're evolving.

他们可能会提出要求或是愿望，我们所要做的事情是搞懂,所有技术成分，以及它们如何演变。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

But they have to avoid being "despatched" by the killer before they find out their identity.

BBC: Tamzin Outhwaite in Final Demand

Maybe young women are afraid of being rejected, but they have to toughen up.

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But they have to be carefully husbanded so that the cash is not diverted to other uses.

ECONOMIST: Alstom