要是like a red rag to a ball中的ball 是bull 的话
like a red rag to a bull 就是使人愤怒的, 令人极端烦恼的意思
提问者对于答案的评价:恩,这么看起来应该是bull的.
be like a red rag to a bull
if a statement or an action is like a red rag to a bull, it makes someone very angry. For Claire, the suggestion of a women-only committee was like a red rag to a bull.