Science is about understanding the world, and engineering is about changing it.

I’m not going to swim for anybody else. I’m swimming for me.

我们今天在水产养殖中的每个决定都将在未来的海洋生态系统中产生回响。

Attention is the taking possession by the mind, in clear and vivid form, of one out of what seem several simultaneously possible objects or trains of thought.

买本家乡或区域的最新版旅游指南。像游客一样去了解（熟悉的环境）信息，你会学到很多东西。