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

Mathematics is the poetry of logical ideas.

海洋是一個巨大的實驗室，大自然在這里以宏大的規(guī)模不斷工作。

We tell stories to live, and we live to tell stories.

To write is to carve words into the flesh of time.

傳統(tǒng)車企的包袱，恰恰是新勢力的機會。

I'm the only person I know that's lost a quarter of a billion dollars in one year...It's very character-building.

光是建筑中最重要的材料。