🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
n. 底部沉积物；残留物；蒸馏残渣；下装；臀部（bottom的复数形式）
🗣️ 情景例句
I must say the products in Shanghai have improved very much in the past ten years.
我得承认上海的产品这十年来进步了很多。
Do you think it's going to rain tomorrow?
你认为明天将下雨吗？
There are some boats on the river.
河上有几艘船。