Anhydrosulfite
[化] 亚硫酸酯酐
🗣️ 情景例句
that will bring parents and teachers together once a week
让家长们及教师每星期一次
He failed the examination but he didn't seem to care.
他考试不及格却似乎并不在乎。
Thank you, sir.
谢谢，先生。