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 development of the industry requires the joint promotion of policies, technology, and the market.

真正成功的唯一方法是為他人創造價值。

人真正的祖國是童年。

史記

There is no perfect knowledge which can be entitled ours, that is innate; none but what has been obtained from experience.

When you borrow a man's car, always return it with a tank of gas.