Colbranite
[化] 硼镁铁矿
🗣️ 情景例句
When does he arrive?
他什么时候到？
You'd better wear a light jacket.It's chilly today.
你今天最好穿一件浅色的夹克衫。 今天很冷。
If you park your car in the wrong place, a traffic policeman will soon find it.
一旦你把汽车停错了地方，交通警很快就会发现。