There are about 30 000 species of fish in the world.
世界上約有3萬(wàn)種魚(yú)。
Fishing is good at high water.
高水位有利于釣魚(yú)。
How can you tell what sex a fish is?
你怎樣辨別一條魚(yú)的雌雄?
I don't like fish.
我不喜歡魚(yú)。
You need a licence to fish in this river.
你在這條河里釣魚(yú)要有許可證。