已定名的昆虫约有750,000种，其中85%的昆虫都是完全变态的。

There are about 750,000 species of named insects and 85% of these are holometabolous.

youdao

已定名的昆虫约有750,000种，其中85%的昆虫都是完全变态的。

There are about 750,000 species of named insects and 85% of these are holometabolous.

youdao