defoliationn.

di,folɪ'eʃən

中文n. 落叶，去叶；[植] 脱叶

词根词源

defoliation (n.)1650s, noun of action from past participle stem of Late Latin defoliare "shed leaves," from de- (see de-) + folium "leaf" (see folio).

关键词

defoliation