N-butylmalonic acid
[化] 正丁基丙二酸
🧩 词语组成解析
🗣️ 情景例句
How many are there in your family?
你们家几口人？
I've put on my uniform. Let's go!
我穿上制服了，走吧！
He has always been a good neighbour.
他一直是个好邻居。