英语词汇sleeping policeman怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sleeping policeman
释义	sleeping policemann. Brit. a ramp etc. in the road intended to cause traffic to reduce speed [英]“隐身警察”(旨在强制减速的路面凸起)
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