bladeless

bladeless

美 　英

• 网络无叶片泵

例句

Upper leaves often bladeless, petioles wholly sheathing.

无叶片的上部叶片通常，完全具鞘的叶柄。

Upper leaves reduced to bladeless sheaths.

上部叶片退化到无叶片的鞘。

Leaves occasionally reduced to a bladeless or nearly bladeless sheath at base of stem (cataphyll);

叶有时无叶片或近无叶片，在茎基部有叶鞘（芽苞叶）；