但是挑战者七壮士深知其中的危险，他们坚忍不拔，出色地履行了自己的职责。

But they, the Challenger Seven, were aware of the dangers, but overcame them and did their jobs brilliantly.

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十种方法让你成为更好的学习者：第七点——对学习负责。

Ways to Be a Better Learner: No. 7 - Be accountable.

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即将在七月份登场的年纪最大的参与者是83岁来自牛津的Gwynneth Pedler，她准备打旗语。

The oldest among July's 615 participants is pensioner Gwynneth Pedler, 83, from Oxford, who plans to signal with semaphore flags.

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