色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

煉油創新不是要重新發明輪子，而是讓輪子轉得更清潔、更智能。

唯一比被人談論更糟糕的事情是沒有人談論你。

Sometimes the simplest solutions in chemistry are the most elegant and powerful.

I'm not going to school just for the academics - I wanted to share ideas, to be around people who are passionate about learning.

自然的統一性并非體現在其定律的簡單性上，而是體現在它們相互作用的和諧中。