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

合作是漁業(yè)發(fā)展的關(guān)鍵，單打獨斗沒有出路。

刀展示了鋒利，而試刀砍頭的人將遭到不祥。?

In the oil industry, efficiency and sustainability are two sides of the same coin.

The security dilemma is a fundamental feature of international politics, as states' efforts to increase their own security often decrease the security of others.

Teamwork is the foundation of success—no great achievement is accomplished alone.

Love is the only thing that can save us from ourselves.

幸福就是能夠不帶恐懼地認識自己。