You'll see why very soon, in such a way that the derivative is this given unit vector u hat.

你很快就会明白为什么,导数dr/ds等于给定的单位u向量。

youdao

Although I am really tired from traveling recently, but I really can't wait to meet up with u guys J Remember…Stay safe, have fun and see u guys soon! ! !

虽然，我真的累了，从最近的行，但我实在不能再等，以满足了美国球员j记得… …停留安全，获得乐趣并且很快看见你！！！

youdao

Isn't that great???Although I am really tired from traveling recently, but I really can't wait to meet up with u guys J Remember…Stay safe, have fun and see u guys soon! ! !

这不是太好了吗??? 虽然最近一直飞来飞去我确实有觉得一点累，但是又忍不住一直很想到处跟你们见面：记得喔…要小心安全！！！

youdao

Wii U owners also will soon see the launch of Wii U Panorama View.

ENGADGET: blogger-avatar

To be sure, most sports business experts don't see a merger between the U.S. and Japanese baseball anytime soon.

FORBES: A Modest Baseball Proposal