Hexynedioic acid
[化] 己炔二酸
🧩 词语组成解析
🗣️ 情景例句
Do you have any tickets available for that date?
你们有那天的票吗？
What is this?
这是什么？
It is said he has secret love affairs with two women!
据说他背地里和两个女人有关系！