慢速英语:Climber Reaches Top of El Capitan Without Ropes

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短语讲解：

1.At that point, the very small holds in the rock are only big enough for a thumb to fit.

at that point 就在那时
例句：If we had been spotted at that point, I don't know what would have happened to us
如果当时我们被发现了，我不知道会有什么后果。

2.Each year I would show up and it would seem just much too daunting,” he said.

show up 显而易见; 到场; （使） 看得见
例句：His show off only serves to show up his ignorance.
他的卖弄只不过暴露了他自己的无知。

3.He dropped out of the University of California, Berkeley to train full-time.

drop out of 不参与，退出
例句：She longed to drop out of the race and make an independent life for herself.
她真想脱离这个圈子去过自由的生活。