常見例句雙語例句And that's basically, yes, that's the directional derivative.基本上是的，那就是方向?qū)?shù)。Well, it's actually the directional derivative in that direction.它其實(shí)是那個(gè)方向的方向?qū)?shù)。And,the slope is going to be the directional derivative in that direction OK, I think that's as graphicas I can get.這個(gè)斜率就是此方向的方向?qū)?shù),好了，我想我說的已經(jīng)盡量圖形化了。 返回 directional derivative