Pyrosulfite
焦亚硫酸盐[酯]
🗣️ 情景例句
Thank you.
谢谢 。
How long will you remain there?
你将会在那里逗留多久？
But there are some parts of the word where even now people cannot write.
但直到现在，世界上有些地方，人们还不会书写。