短語(yǔ)詞組短語(yǔ)wet t behind the ears 乳臭未干still wet behind the ears 乳臭未干;不知天高地厚;白面書生Be wet behind the ears 乳臭未干;少不經(jīng)事;比喻“沒(méi)有經(jīng)驗(yàn) 返回 wet behind the ears