Butylidene propionic acid
[建] 丁叉丙酸
🧩 词语组成解析
[化] 1,1-亚丁基
[医]丙酸的
🗣️ 情景例句
I mean...my brother'll be really glad to see you!
我的意思是我哥哥见到你会非常高兴。
What shall I send him for his birthday?
我要送他什么东西作为生日礼物？
If I get there early, I can see the doctor quickly, she thought.
“早到就能早看医生，”她想。