round on ...

phr

• ① 转身攻击;突然责骂(★可用被动式)
  • The lion rounded on him.那只狮子突然转身攻击他。
  • He was irritated and rounded on his son, "Why were you so late last night?"他火了就向儿子大发雷霆:「昨夜为什么那么晚才回来?」