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 stock market is a device for transferring money from the impatient to the patient.

You can't change your elephant by direct force, but you can train it over time.

2012年莫言諾貝爾文學獎演講稿

無人機行業的發展，最終是為了服務人類，而不是替代人類。

Collaboration is the fertilizer for growth in agriculture.

過去總是緊張的，未來是完美的。