Seligmannite
硫砷铅铜矿
🗣️ 情景例句
would be happy with something simple, Robbie.
会欣然接受简单的东西，Robbie。
We certainly expect our product to be available by October 1.
我们的产品在可在10月1日前准备好。
The moon travels round the earth.
月球绕着地球运行。