upstream

释义

adv. 向上游, 逆流地\na. 向上游的, 逆流而上的 upstream slope 上游坡；上游坡度 upstream water 上层带水 upstream face n. 上游面；入水面

例句

Fish instinctively fight their way upstream against the current.

鱼本能地奋力逆流而上。

We'll go to the upstream side of that big rock.

我们将去那块大岩石的上游一侧。