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

生存還是毀滅。這其實不是一個問題。

安全必須始終優(yōu)先于生產(chǎn)目標(biāo)。

Agriculture technology is the key to solving food security issues, we must continuously innovate and promote agricultural modernization.

The only time you should look down on someone is when you're helping them up.

解釋：所謂美的東西，無論在上下、內(nèi)外還是遠(yuǎn)近，都不會產(chǎn)生危害，所以才叫做美。

People who treat other people as less than human must not be surprised when the bread they have cast on the waters comes floating back to them, poisoned.

Learning is a process of creating and strengthening neural pathways.