Copper sulfide
[機] 硫化銅
?? 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. 硫化物\\n[化] 硫化物
??? 情景例句
Could you tell me a little about your background?
能否請您簡短地談一下貴公司的背景？
The plate is dirty, Would you bring me a clean one, please?
這碟子是臟的，請你拿個干凈的給我。
Who's calling?
是哪一位？