wet behind the ears
US /wɛt bɪˈhaɪnd ðə ɪərz/
UK /wɛt bɪˈhaɪnd ðə ɪərz/
成语
乳臭未干, 经验不足
young and inexperienced
示例:
•
He's still a bit wet behind the ears, so be patient with him.
他还有点乳臭未干，所以对他耐心点。
•
Don't expect too much from him; he's still wet behind the ears.
别对他期望太高；他还是个新手。