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
I cannot permit him his rudeness.
我不容许他无礼。
He gave a straightforward answer.
他给予了坦率的回答。
Spiders are busy for at least half the year in killing insects.
蜘蛛至少有半年在忙于吃昆虫。