"tailing" in Chinese (Simplified)
跟踪尾矿
Definition
“Tailing”可以指秘密跟踪某人以观察他们，或在采矿中指提取有价值矿物后的剩余物。
Usage Notes (Chinese (Simplified))
用于秘密跟踪（如侦探、警察）时较口语；矿业用语时多为复数 'tailings'，指废弃矿渣。不要与 'tail'（尾巴）混淆。
Examples
The detective was tailing the suspect all day.
侦探整天在**跟踪**嫌疑人。
He noticed someone tailing him after he left the bank.
他注意到有人在他离开银行后在**跟踪**他。
Mining produces a lot of tailing that must be managed safely.
采矿会产生很多**尾矿**，需要安全处理。
She tried to lose the car that was tailing her through the city.
她试图甩掉一直在城市里**跟踪**她的那辆车。
Police spent hours tailing the group before making an arrest.
警方花了数小时**跟踪**该团伙，才进行逮捕。
The river was polluted by old mine tailing dumped nearby.
河流被附近倾倒的老矿**尾矿**污染了。