Milltailings
工场废渣, 尾矿, 尾砂
🗣️ 情景例句
What can I do for you, sir?
先生，有什么需要帮忙的吗？
She is singing in practice.
她在练习唱歌。
supplying the rocket fuels for its ships,
作为航天飞船的燃料。