精品无码久久久久久国产_成人午夜在线视频一区_亚洲最大的av网站_亚洲欧美综合区自拍另类_91精品国产一区_日韩精品中文在线观看_一道本无吗dⅴd在线播放一区_国产精品旅馆在线_欧美午夜久久久_亚洲自拍在线观看_黑人精品xxx一区一二区_亚洲精品日韩久久久_在线视频一区二区_国产欧美久久一区二区_中文字幕精品在线视频_成人欧美在线观看

The most important part of teaching is to teach what it is to know.

人は、自分が望むものを手に入れるために、時に殘酷になることがある。

Sustainability is no longer an option—it's a business imperative for long-term survival.

The photograph isn't good enough. It's not radical enough.

你唯一的限制是你給自己設(shè)定的限制。

我不喜歡平庸。