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 have a new puppy and he has an excellent temperament.
我有只新的小狗，它的脾气很好。
I came here when I was 20.
我二十岁来这儿。
which a predecessor of ours at the farm built in the meadow hard by the deepest pool for swimming and diving.
那船坞是农场一位前辈在一块草地上盖的，草地紧挨着一个专供游泳、跳水的深水池。