Copper sweetening
[机] 铜脱硫法
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
sweetening
[['swi:təniŋ]]
n. 弄甜, 变甜, 甜味剂
🗣️ 情景例句
Nice to meet you, Mr. Baker.
很高兴见到你， Baker先生。
Could you hold your questions until I've finished?
请你把你的问题留到我把事情做完再问好吗？
He expected the assistant to look at him in blank astonishment.
他原想女售货员会惊奇地望着他，不知所措，