Gold refining
[医] 金制纯术
🧩 词语组成解析
gold
[ɡold]
n. 金，黄金;金色;金币;金饰品;
adj. 金（制）的，含金的;金色的;金本位的;
[计] 精炼, 提纯\\n[化] 精炼; 精制; 提炼; 匀料; 匀浆
🗣️ 情景例句
That's a great idea, Grandpa!
这太好了， 爷爷。
I stayed up until 2:00 in the morning.
我熬夜直到凌晨2点。
I often visited The Gables when I was boy.
我小时候常去“山墙庄园”作客。