Chalcomenite
蓝硒铜矿
🗣️ 情景例句
worrying about him.
为他操心。
From all listed prices we allow a discount of 10 percent on orders received on or before 31st May.
5月31日或此前收到的订单，我们都按价目单上的价格给10%的折扣。
I know you make things. But what do you make?
我知道你会做东西，但是你都做些什么呢？