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

宇宙不僅比我們想象的更奇怪，它比我們能夠想象的還要奇怪。

The beauty of computational theory lies in its ability to abstract and generalize, turning specific problems into universal solutions.

太陽是宇宙的靈魂，地球是它的軀體。

China's rise will inevitably lead to conflict with the United States.

I don't think you can ever do your best. Doing your best is a process of trying to do your best.

人民有三種憂患：饑餓的得不到食物、寒冷的得不到衣物、勞苦的得不到休息。

想要獲得快樂就必須分享它，幸福天生就是雙胞胎