Copper bond
[化] 黄铜焊接
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
🗣️ 情景例句
Does two o'clock sound alright?
两点钟好吗？
Your price is 20% higher than that of last year.
你方价格比去年高出20%。
It is one of the ugliest faces I have ever seen.
这是我见过的最丑陋的头像之一。