Hexynedioic acid
[化] 己炔二酸
🧩 词语组成解析
🗣️ 情景例句
After you.
请先走。
A man without reason is a beast in season.
人无理智就像是一头发情的野兽。
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。