Effluent is the liquid that flows out of a place after people have used it — dirty water from homes, or chemical water from a factory. Sewage works, farms, and plants all have effluent: the stream that leaves, whether it has been cleaned a bit or not.

Effluent就是effluent這個字 is the liquid指的是那種液體 that flows out of a place from a place流出來 after people have used it在被人用過之後 — dirty water from homes可能是家裡的髒水, or chemical water from a factory或工廠排出的化學廢水。Sewage works汙水處理廠, farms農場, and plants and 跟工廠 all have effluent都有effluent: the stream that leaves就是流出去的那股水流, whether it has been cleaned a bit or not不管有沒有稍微處理過。

News and government papers like the word because it sounds official. In ordinary talk, people more often say waste water, dirty water, or sewage.

News and government papers新聞跟政府公文 like the word喜歡用這個字 because it sounds official因為聽起來很正式。In ordinary talk日常說話裡, people人們 more often say更常說 waste water, dirty water, or sewage廢水、髒水，或sewage。

Though actually, it is not only “filthy stuff.” Water that has been treated and is then allowed to go into a river is still called effluent; the point is that it is flowing out, not that it is the worst it could be.

Though actually不過其實, it is not only “filthy stuff.”它不只是「髒東西」。Water that has been treated經過處理的水 and is then allowed to go into a river之後被放進河裡 is still called effluent還是叫做effluent; the point重點是 is that it is flowing out它是流出去的水, not that it is the worst it could be不是說它有多糟糕。

There is also a quieter adjective use, mostly in science: an effluent stream is one that flows out of a lake. The heart of the word is “flow out.” You will meet the noun most, in stories about pollution, factories, and the law.

There is also a quieter adjective use還有一個比較少見的形容詞用法, mostly in science主要在科學上: an effluent stream一條effluent的溪流 is one that flows out of a lake指的是從湖裡流出來的那條。The heart of the word這個字的核心意思 is “flow out.”就是「流出」。You will meet the noun most你最常會遇到的是名詞用法, in stories about pollution, factories, and the law在講汙染、工廠跟法律的文章裡。