Decopper
除铜, 脱铜
🗣️ 情景例句
I don't see any breaks or fractures.
我看不出有任何破裂或骨折。
She's been living there since her birth.
她生下来就住那儿。
The skins were used for making tents and water containers.
还可以用野牛皮制作帐蓬和装水的容器。