Fibroferrite
纤铁矾
🗣️ 情景例句
What is it?
怎么回事
I try to keep in touch with current events by reading the newspapers.
我经常读报以尽量了解时事。
The negotiations on the rights and obligations of the parties under contract turned out to be very successful.
就合同保方的权利和义务方面的谈判非常成功。