Natrochalcite
[矿]钠铜矾
🗣️ 情景例句
Are the beaches safe for swimming?
在这儿的海滩游泳安全吗？
I am Lao Haoren, executive manager of the sales department of Stone International.
我叫劳浩仁，“世通国际”的销售部经理。
The eggs are sold by the dozen.
鸡蛋按打卖。