Braggite
布拉格矿; 硫镍钯铂矿
🗣️ 情景例句
You're ahead.
你领先呢。
What time are you leaving?
你几点钟走？
that is something like 6,000,000 spiders of different kinds on a football pitch.
这就是说，在一个足球场上约有600万只不同种类的蜘蛛。