语言/语法概念/高级习语高级习语2种语言高级习语. 2种语言.意大利语Espressioni Idiomatiche AvanzateC1Espressioni idiomatiche avanzate e proverbi come non stare né in cielo né in terra e fare di necessità virtù.英语Advanced IdiomsC2Advanced idioms such as at sixes and sevens, have an axe to grind, add insult to injury, and the ball is in your court.