Wet behind (one's) ears
Translation of "wet behind (one's) ears" into Russian
wet behind (one's) ears
молоко на губах не обсохло
He's just started working here and is still wet behind his ears.
Он только начал здесь работать, и у него еще молоко на губах не обсохло.
Definitions
The phrase 'wet behind (one's) ears' means someone is inexperienced, naive, or new to a particular activity or situation. It suggests a lack of maturity or knowledge, often due to youth or inexperience.