Manganides
[化]锰系元素
🗣️ 情景例句
Come in please, and take a seat.
请进。请坐。
What is thelargest industrial center in this country?
这个国家最大的工业区是哪里？
Yes, do that. I'll stay here with the girl.
好的，去吧。我留在这儿。