Sleeping policeman
n. “隐身警察”, 道路上使车辆减速的坎坎
📖 牛津释义
sleeping policeman
(infml 口) bump built across a road to make drivers slow down 路埂（横设於道路上的隆起物, 可使司机减速）.
🧩 词语组成解析
sleeping
[['sli:piŋ]]
n. 睡眠\\na. 睡着的
🗣️ 情景例句
I'm in great need of your assistance.
我特别需要您的帮助。
My Biochem lectures are in the morning, and the labs are in the afternoon.
生物化学的课安排在上午，实验在下午。
Yes, will you give him a message, please?
是这样，请你给他捎个话好吗？