叶片的英文：
blade
folium
lamina

参考例句：

Explain why the vanes rotate when they are illuminated
试解释:叶片被

prerotation vane
导流[向]片,预旋叶片

The chlorotic areas become necrotic. The issue dies and leaves dry up.
褪绿区坏死，组织死亡，叶片干枯。

Flowers on variegated branches yield offspring that have variegated foliage
有斑驳的枝条上的花，产生有变异叶片的后代。

Flowers on variegated branches yield offspring that have variegated foliage.
有斑驳的枝条上的花，产生有变异叶片的后代。

One of several mixtures of digitalis glycosides that are extracted from the leaves or seeds of the common foxglove.
洋地黄叶片的糖苷混合物一种毛地黄属葡糖苷的混合物，从普通熟地的叶子或种子里得到

At the press of a button, a mechanical blade or curtain, called a shutter, opens and closes automatically.
当按下按钮时，一个机械式的叶片或帘子，称之为快门，就自动开启或闭合。

Herbs are the fragrant leaves of such plants as basil, marjoram, mint, rosemary, and thyme."
香草是墨角兰、薄荷、迷迭香和百里香等植物气味芬芳的叶片。

Divided into pinnae that are subdivided into smaller,further subdivided leaflets or lobes,as in many ferns.
三回羽状的二回羽状的又分割成更小的一回羽状的，进一步分割成小叶或裂片，如各种蕨类的叶片

A West Indian tree(Mammea americana)having glossy leaves,white fragrant flowers,and large edible drupes.
曼密苹果树一种产于西印度群岛的乔木(曼密苹果)，长有有光泽的叶片，开白色的有香味的花朵并结硕大可食用的果实

blade是什么意思：
n. 叶片；桨叶；刀片；剑

blade maintainer
单刃养路机

The cutting blade of a plow;a share.
犁刃，犁头犁上切割用的刃；铧头

The blade needs sharpening.
这刀需要磨一磨。

folium是什么意思：
叶片; 叶形线
lamina是什么意思：
n. 薄板,薄片,薄层,叶片
n. 核纤层蛋白

The laminae may appear especially even and parallel in sections parallel to the shoreline
在平行于滨线的剖面上，薄层显得尤为平整。