Definition
Used to emphasize a question, expressing surprise or annoyance.
（用于加强语气的提问）究竟、到底
Where the devil did he put the keys?
他到底把钥匙放在哪里？
Why the devil would you do that?
你到底为什么要那样做？
What the devil are they arguing about?
他们究竟在争论什么？
what/where/how/why the devil
相关词: devil
成语