Calloy
铜镍硅合金
🗣️ 情景例句
How good is your English?
你英语有多好？
I don't like the rush of the city.
我不喜欢纷繁忙碌的城市生活。
As it was extremely heavy, he dumped it on the counter.
布袋很沉，他重重地把布袋扔在柜台上。