Kottigite
(=koettige)红砷锌矿
🗣️ 情景例句
Is not prepared for interview.
对面试无准备。
Everything new is fine.
新事物总是美好的。
In the 1970s, computers were common enough, but only in big business, government departments, and large organizations.
在70年代，计算机已经相当普及了，但只用在大公司，政府部门和大的组织之中，