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

科學不僅是理性的學科，也是浪漫和激情的學科。

The human voice is the most perfect instrument of all.

"The future is already here – it's just not evenly distributed."

Technology will continue to revolutionize how we extract and utilize natural gas.

我不是一個退縮的人。

Develop into a lifelong self-learner through voracious reading.cultivate curiosity and strive to become a little wiser every day.

乳制品行業必須在傳統與創新之間取得平衡，以滿足現代需求。

To be a poet means to be awake when others are asleep.

同有修養的人交談，勝過悶頭讀十年書。

The city is a mirror of society.

The greatest glory in living lies not in never falling, but in rising every time we fall.

我們必須保持警惕，堅決與一切內外敵人作斗爭。