Definition: to do or say something that changes a situation in a way that causes problems Level: C2
他们看起来很开心，我不想惹是生非。
They seemed very happy and I didn't want to ___rock ___the ___boat.
但我们就别惹麻烦了。
But let's not ___rock ___the ___boat.
他决定直言，但又怕惹出麻烦。
He decided to speak up, but he was afraid to ___rock ___the ___boat.
