来自拉丁语pinna,羽毛，来自penna的拼写变体词，词源同feather,pen.

1. North American herb with bitter - tasting pinnate leaves resembling those of tansy.

北美的一种草本植物,类似水芹,但叶象艾菊叶.

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2. North American evergreen fern having pinnate leaves and dense clusters of lance - shaped fronds.

具有羽状叶片和成群长矛 状 复叶的一种北美常绿蕨类.

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3. North American perennial with hairy basal pinnate leaves and purple flowers and plume - tipped fruits.

北美洲的一种多年生植物,具有多毛的羽状基叶,紫色的花朵,果实顶端有宿存的羽毛状花柱.

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[ pinnate 造句 ]