a. 无叶的

[ adj ]
having no leaves
<adj.all>

Leafless \Leaf"less\, a.
Having no leaves or foliage; bearing no foliage. ``Leafless
groves.'' --Cowper. -- {Leaf"less*ness}, n.

{Leafless plants}, plants having no foliage, though leaves
may be present in the form of scales and bracts. See
{Leaf}, n., 1 and 2.