鱼儿离不开水。

Fish can not live without water.

《新英汉大辞典》

人离不开空气，就像鱼儿离不开水一样。

Air is to man what fish to water.

youdao

人离不开空气，就像鱼儿离不开水一样。

Air is to man what fish to water.

youdao