“复叶”造句

黄色叶柄处具有窄小复叶的北美蕨类.
North American fern with narrow fronds on yellowish leafstalks.

带有披针形复叶的分布于欧亚大陆的一种蕨类.
Eurasian fern with simple lanceolate fronds.

复叶由几个圆瓣组成.
Compound leaves are composed of several lobes.