Pyroacid
[医]焦性酸; 焦酸
🗣️ 情景例句
Hello, this is Wang Ming. May I speak to Gao Ling, please?
喂，我是王明，我可以和高玲通话吗？
He has a telephone set.
他有一部电话。
Hi, Kate. What's wrong?
哎，凯特，怎么了？