如果你一直步行，而从没有尝试过跑步，那么开始跑步可能听起来有些可怕。

If you've done a lot of walking, but you've never run before, you might feel a bit intimidated to get out there and start running.

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中国的有些人认为美国将试图遏制中国的雄心壮志；美国的有些人则认为一个崛起的中国有些可怕。

Some in China think that America will try to contain China's ambitions; some in America think that there is something to fear in a rising China.

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It's kind of gruesome but we know there are some things you don't need your brain for.

听上去有些可怕,但却使我们知道了,有些活动是无需大脑参与的

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And also some of them are pretty scary, actually,

事实上，它们当中有些还非常可怕，

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