Pyrochroite
羟锰矿
🗣️ 情景例句
I thought you were proud of the work I do.
我还以为你为我所做的工作感到骄傲。
A work ill done must be twice done.
未做好的活，需要重新做。
Is there anything I can do for you?
我能为你做点什么吗？