upstream的意思

upstream

英式音标[,ʌp'strim]
美式英标['ʌpstriːm]

基本解释

adv. 逆流地；向上游

adj. 向上游的；逆流而上的

n. 上游部门

英文词源

upstream (adv.): also up-stream, 1680s, from up (adv.) + stream (n.). As an adjective from 1838.

实用例句

1. The barriers are lethal to fish trying to swim upstream.: 这些障碍物对于想要往上游游动的鱼儿来说是致命的。

2. Cities upstream use the river to get rid of sewage.: 上游的城市将污水排放到河里。

3. A barrage would halt the flow upstream and lift the water level.: 一道拦河坝将会在上游拦住水流，抬升水位。

4. Steps lead down to the subway from the upstream side.: 上游那边有台阶通向地铁。

5. The water rose high enough for them to continue upstream.: 水位涨得够高了，他们可以继续向上游航行。

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