Weissite
碲铜矿
🗣️ 情景例句
What 's your wish?
你有什么愿望？
We know that you are leading exporters of coal and you can provide the quantity we need.
我们知道贵方是主要煤炭出口商，能满足我们的需求量。
New jobs are needed because a number of people are out of work.
因为许多人没有工作，所以需要为他们提供就业机会。