基本解釋乳臭未干同根派生 be wet behind the ears相關(guān)詞英漢例句雙語例句He used to be wet behind the ears, but after five years he's quite experienced.他過去毫無經(jīng)驗(yàn)，但五年之后他已經(jīng)很熟練了。be wet behind the ears更多例句英英字典劍橋英英字典to be young and without experiencebe wet behind the ears劍橋字典be wet behind the ears柯林斯字典