Example #1: If you ask someone to picture a sailboat sailing on the ocean, this will be the direction their eyes will move.

例1：让人们想象一艘帆船在海上航行的情景，你会发现他们的眼睛会向右上方转动。

youdao

Gravity, however, causes density waves to move out through the galaxy which in turn triggers the formation of hot, bright young stars, producing the ring that we see in this picture.

引力会使密度波穿透星系，继而形成炽热、耀眼的年轻恒星，产生我们在图片中看到的光环。

youdao

Gravity, however, causes density waves to move out through the galaxy which in turn triggers the formation of hot, bright young stars, producing the ring that we see in this picture.

引力会使密度波穿透星系，继而形成炽热、耀眼的年轻恒星，产生我们在图片中看到的光环。

youdao