Copper stains
[化] 铜色
🧩 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. 染色剂；污点（stain的复数）
🗣️ 情景例句
Sit down, sit down.
请坐， 请坐。
Still waters have deep bottoms.
静水常深。
Sitting down on a dilapidated wooden fence near the field, we opened a couple of tins of sardines and had a picnic lunch.
我们在田边一堵东倒西歪的篱笆墙上坐下来，打开几听沙丁鱼罐头，吃了一顿野外午餐。