1590s, from French naïf, literally "naive" (see naive). As a noun, first attested 1893, from French, where Old French naif also meant "native inhabitant; simpleton, natural fool."
权威例句
1. It is a pretty story, albeit a trifle naif.
这故事虽说有点幼稚简单,却颇为有趣.
2. Their gee - whiz, faux - naif comportment is not always convincing ( Madison Bell )
他们耸人听闻的, 假纯朴的表现并不总是有说服力的 ( 麦迪逊贝尔 )
3. The introduction is stiff, embarrassing ; Naif.