Molybdomenite
白硒铅矿
🗣️ 情景例句
My father is a forensic psychologist.
我爸爸是一个犯罪心理学家。
It's nothing.
小事情；不足挂齿。
Who's going to look after the house?Who's going to look after the garden?
谁来看管房子啦，谁来照料花园啦，