Pentene diacid
[化] 戊烯二酸
🧩 词语组成解析
n. [化]戊烯
n. [化]二酸\\na. [化]二价酸的, 二酸的
🗣️ 情景例句
Good-bye, and thanks for bringing Gemma in.
再见，谢谢你们把Gemma送来。
When the accident happened, I was cleaning the car.
当意外事故发生的时候，我在清理汽车。
But I thought you said you weren't English.
但是我原以为你说你不是英国人。