Black copper oxide
[医] 黑氧化铜
🧩 词语组成解析
black
[blæk]
adj. 黑（色）的;黑色人种的;黑暗的;不加牛奶的;
n. 黑色;黑人;黑颜料;黑暗;
v. 使变黑;抵制;拒绝;使变黑暗;
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
If you wish to enter you'll first need gh show return dicket.
如果你想进入的话，首先出示你的双程票。
Can you guess what I was doing this morning?
你能猜测我今早正在做什么吗？
Is it okay to smoke in the office?
在办公室里抽烟可以吗？