Defuser
（危险局面的）调解人
🗣️ 情景例句
Hey, what's going on?
嗨，怎么样？
Why are you yelling?
你在嚷什么？
Fifteen policemen had to push very hard to get him off the main street.
15个警察不得不用很大的力气把它推离主要街道。