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.

The beauty of literature is that it allows us to live a thousand lives in one.

發現的過程非常美麗。

The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way.

The highest knowledge is the knowledge of the self.

史記

In times of uncertainty, innovation becomes our most reliable tool.

健康不是富人的特權，卻是窮人的脆弱點。