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

The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.

小說的真實不在于它是否發(fā)生過，而在于它是否可能發(fā)生。

If two people write exactly the same program, each should be put into microcode and then they certainly won't be the same.

能在別人的快樂中找到快樂：這是幸福的秘訣。

Facts do not speak for themselves. They speak for or against competing theories. Facts divorced from theories or visions are mere isolated curiosities.

在不確定性下，寧可過于激進也不要過于被動。