n. 铜;铜币;警察\\na. 铜的\\nvt. 镀铜于\\nn. (Copper)人名;(英)科珀
🗣️ 情景例句
She's off today.
她今天休假。
Custom without reason is but ancient error.
习俗没有道理,古代谬误而已。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.