Dinitroresorcinol
二硝基间苯二酚
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
He likes playing the guitar.
他喜欢弹吉他。
Thank you. You watched the match, didn't you?
谢谢你。你看了比赛，对吧？