Wittite
硫硒铅铋矿
🗣️ 情景例句
Everybody.
每一位。
I will go out with him is he asks me.
我会和他出去，假如他要求我的话。
They were in fashion last year and the year before last.But they're not in fashion this year.
这鞋在去年和前年时兴，而今年已不流行了。