Anthracology
煤炭学; 煤岩石学; 煤岩学
🗣️ 情景例句
Can you work out what these squiggles mean?
你能辩认出这些潦草的字迹是什么意思吗？
Did you wash this yourself?
你自己亲自洗了这个？
Good, we can do that right away.
好的，立刻就办。