Skotoplankton
深水[暗層]浮游生物
??? 情景例句
I'm sick of English, I want to learn French.
我討厭英語，我想學法語。
Some students quit school due to poverty.
一些學生因貧困而輟學。
Now she looks pale as if she were ill.
現在她臉色難看，好像病了一樣。