Kerite
天然沥青
🗣️ 情景例句
Your grandfather went to the Engineering School there.
你爷爷进那个工学院。
Thank you very much for giving us your valuable time.
我们占用了你宝贵的时间，非常感谢。
As long as all was still, the pen drew a straight line,
只要一切都是静止的，笔就会划出一条直线；