wet behind the ears片語

初出茅廬、涉世未深、乳臭未乾口語

He was still wet behind the ears when he joined the firm.

他剛進這家公司時還很涉世未深。

初出茅廬的、沒經驗的用於名詞前

A wet-behind-the-ears reporter was sent to cover the trial.

報社派了一個初出茅廬的記者去採訪這場審判。