It rocked slowly at first, then violently.

一开始摇晃得很慢，后来摇晃得很厉害。

It was a pretty basic Christian message, but he says it rocked his world.

这是一个非常基本的基督教信息，但他说这震撼了他的世界。

(Laughter) It rocked biology and ornithology so hard, we had to modify and expand the entire definition of monogamy.

（笑声）它震撼了生物学和鸟类学，我们不得不修改和扩展一夫一妻制的整个定义。

Instead, its belly is curved in a way reminiscent of a humpback whale's, so it rocks to stability after landing.

相反，它的腹部呈弧形， 让人想起座头鲸，因此着陆后它会摇晃至稳定。

By looking at it, drawing it and photographing it- never by touching it or even tracing it. Rock art is fragile and precious.

通过观看、绘画和拍照，绝不要碰它，甚至是描摹。石刻艺术很脆弱也很珍贵。

They recruited 12 healthy males, all good sleepers. Each volunteer twice took an afternoon nap in a dark room on a custom-made bed that could rock. For one nap, the bed was still. For the other, it rocked gently.

于是他们招募了12名睡眠良好的健康男性。每个志愿者都会在一个黑暗的小房间床上睡两次午觉，这张床特别订做，可以晃动。第一次午觉，小床静止，第二次，小床轻轻晃动。