Anthraconite
黑方解石, 沥青灰岩
🗣️ 情景例句
I want our children to learn
我要孩子们学习到
We should take due care for this accident.
我们应该对这件事给予应有的注意。
These days, people who do manual work often receive far more money than people who work in offices.
如今，从事体力劳动的人的收入一般要比坐办公室的人高出许多。