Hubnerite
钨锰矿
🗣️ 情景例句
She took a medical course.
她选读医学课程。
You're likely to see a cheerful message or two hanging on the wall.
很有可能会看到一两条挂在墙上的格言。
It makes no difference that the forgery may have been a very skilful one:
即使伪造得很巧妙，也不能付款，