英语语法分析

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

已定名的昆虫约有750,000种，其中85%的昆虫都是完全变态的。

Molting and metamorphosis are the typical developmental characters in holometabolous insects.

蜕皮与变态是全变态昆虫典型的发育特征。