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

Concerning the gods, I have no means of knowing whether they exist or not or of what sort they may be. Many things prevent knowledge including the obscurity of the subject and the brevity of human life.

衡量銀行成功的真正標準不僅是利潤，還有對社會的積極影響。

We can’t ignore the economic role of coal, but we also can’t ignore its environmental impact.

當安全與生產發生沖突時，安全永遠是贏家。