Kottigite
(=koettige)红砷锌矿
🗣️ 情景例句
will see it and hear it?
看到和听到它呢？
Whatever is worth doing at all is worth doing well.
凡是值得做的事，就值得做好。
I'm Jim-Jim Green. This is my friend, Bill-Bill Smith. He's American.
我叫吉姆格林，这是我的朋友比尔斯密斯。他是美国人。