Copper alloy
[机] 铜合金
🧩 词语组成解析
copper
['kɑpɚ]
n. 铜;铜币;紫铜色;警察;
adj. 铜制的;
vt. 镀铜;
alloy
['ælɔɪ]
n. 合金;（合金中的）劣等金属;搀杂品;成色;
v. 合铸，熔合（金属）;铸成合金;在…中搀以杂质，使（金属）减低成色;
al(ad-=to)+loy(to bind)→合金；杂质；贬低；损害
🗣️ 情景例句
Birds are good pets, they can wake you up by singing in the morning.
鸟是很好的宠物，它们早上的歌声可以将你从梦中唤醒。
What did you have for lunch?
你中午吃些什么？
Later, we ate our picnic under some trees.
后来，我们在树下吃野餐。