Last season they had to prove they could beat the Celtics.

上赛季，他们则必须证明他们能够击败凯尔特人。

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Scientists believe they could prove key in finding a cure for a number of serious diseases, including also diabetes and cancer.

科学家相信他们能找到一系列疾病治疗方法的关键，这些疾病包括了糖尿病和癌症。

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They could prove as influential this time.

这一次他们可以证明自己仍具有影响力。

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She used nothing they told her, however,unless she could prove it was true to the best of her ability.

VOA: special.2010.04.25

But they could not prove their charges, and their effort failed by one vote.

VOA: special.2010.02.11

Maybe they could show, circumstantially, that he had used steroids, but could they prove that he did so knowingly, in front of a San Francisco jury still basking in World Series glory?

NEWYORKER: King of Walks

States could provide premium support for health insurance but put a time limit on benefits, and they could expect enrollees to prove that they are either working or on the hunt for employment.

WSJ: Suderman: ObamaCare and the Medicaid Mess

"They could prove a terrific benefit for handsets, where damage from drops is common, " says an LG spokeswoman.

BBC: Bend me, shape me: Flexible phones 'out by 2013'