Baierine
(=baierite)铌铁矿
🗣️ 情景例句
Here you are.
茶给你。
He hasn't done any worthwhile work in five years.
这五年来他没做过一件正经事。
It's about four hundred yards down this street.
城堡就在这条街上，（离这儿）400码左右。