pour oil on the flame
火上浇油
A:I seldom heard the quarrelling of her children.
A:我很少听见她的孩子吵架。
B:Why do you say that?
B:你怎么这么说?
A:Because her children have been the age when they seem to quarrel all day long.
A:因为她的孩子正值整天要吵架的年龄。
B:Oh, I see. She told me that she had learned very quickly how to pour oil on troubled waters, but not to pour oil on the flame.
B:噢，明白了。她给我说她学会了一套调停争端的本领，而不让事情更进一步的发展。
A:She is a clever mother.
A:她可真是个聪嘴的妈妈。