exfoliate
v.
1610s, transitive; 1670s intransitive; from Late Latin exfoliatus, past participle of exfoliare "to strip of leaves," from ex- "off" (see ex-) + folium "leaf" (see folio). Related: Exfoliated; exfoliating.
〔李〕[ex-;foli;-atev.] v. [植物]片状剥落 ←foli (L folium)=leaf 叶； 页