Anthoinite
水钨铝矿
🗣️ 情景例句
Have you ever done supervisory work?
你担任过管理工作吗？
What is done by night appears by day.
若要人不知，除非己莫为。
He collected tetters and made copies of people's diaries.
他收集到一些信件，复印了一些人的日记。