昆虫和软体动物等一些动物的装卵的保护囊；卵鞘。

A protective capsule of certain animals, such as insects and mollusks, that contains eggs; an ootheca.

youdao

昆虫和软体动物等一些动物的装卵的保护囊；卵鞘。

A protective capsule of certain animals, such as insects and mollusks, that contains eggs; an ootheca.

youdao