Nolanite
黑钒铁矿
🗣️ 情景例句
Many students are working at part time jobs.
许多学生兼职打工。
I know. Save your breath!
早就知道了，还用你说！
A man was walking through a wood and he came across a woodcutter.
一个人正步行穿过一片树林，他遇见一个伐木工人。