Polarite
铋铅钯矿
🗣️ 情景例句
I was here too, but I didn't get to know you. I'm John.
我也出席了，但没有机会结识你。我叫约翰。
Good watch prevents misfortune.
有备无患。
As they are expected to be hungry after their long journey, food is laid out for them.
因为预料到他们在经过长途旅行之后会感到饥饿，所以为他们摆放好了食品。