policeman:why didn’t you shout for help when you were robbed of your watch?
man:if l had opened my mouth,they’d have found my four gold teeth.that would be much worse.
翻译：
警察：有人抢你的手表时，你为什么不呼救呢？
男子：要是我张口的话，他们就会发现我的四颗金牙。那就更糟了。