Copper refining
[建] 铜(之)精炼
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
[计] 精炼, 提纯\\n[化] 精炼; 精制; 提炼; 匀料; 匀浆
🗣️ 情景例句
Tech stocks are hot property.
科技股如今是抢手货。
She screamed in astonishment.
她惊吓得发出尖叫。
She is a strong swimmer and many people feel that she is sure to succeed.
她是一个游泳能手，很多人认为她一定能成功。