提示：点击例句中的单词，就可以看到词义解释

Some people actually cough up the larvae .

有人真的咳出过幼虫。

They eat planktonic crustaceans and fish larvae .

以浮游的甲壳动物和鱼类幼体为食。

Should you target feed larvae or will the larvae hunt for them ?

你怎么投喂食物给幼虾或者是他们是自己捕捉?

Older larvae will pupate in the soil , and new moths will emerge in 9-20 days depending on temperature .

大龄蛹能在土壤中化蛹，温度适宜的话新飞蛾在9-20天出现。

Another worry is that the eggs and larvae of some fish may be unable to survive in more acidic water , and that creatures like squid which need a lot of oxygen will also die out .

另一个担忧是有些鱼类的鱼卵和仔鱼可能无法在酸性较强的水里存活，像乌贼那种需要大量氧气的生物也会死亡。