Copper stains
[化] 銅色
?? 詞語組成解析
copper
['kɑp?]
n. 銅;銅幣;紫銅色;警察;
adj. 銅制的;
vt. 鍍銅;
n. 染色劑；污點（stain的復數）
??? 情景例句
It is important to speak directly and clearly about your subject.
直接了當且明白清楚地說明自己的目的是很重要的。
Don't make trouble.
別惹麻煩！
It was beginning to get dark. I think we'd best stay the night here, I said.
天開始變黑。“我看我們最好在這里過夜，”我說，