Koettigite
(=kottigite)水砷锌石
🗣️ 情景例句
What do you do at Universe Toy Company?
你在宇宙玩具公司做什么工作？
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
Happy birthday! they said.
“生日快乐！”他们说。