Copper oxide
[医] 氧化铜
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
Have you made the reservations for...
你为。。。订了座吗？
It's up to you.
由你决定。
I'm very sorry. Usually I'm very careful. I have never lost a book before. It won't happen again.
“很对不起。通常我是非常小心的。我以前从来没有丢过书。这样的事不会再发生了。”