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

"Understanding quantum mechanics is not about accepting its strangeness, but about embracing the new logic it presents."

Collaboration is key to breakthroughs—no one does it alone.

創新和技術將是可持續滿足世界能源需求的關鍵驅動力。

To name an object is to suppress three-quarters of the enjoyment of the poem.

最偉大的領導者不一定是做最偉大事情的人，而是讓人民做最偉大事情的人。

從30英尺外看，她看起來很有氣質。從10英尺外看，她看起來像是為了從30英尺外看而打扮的。