Piperidic acid
[化] γ-氨基丁酸
🧩 词语组成解析
🗣️ 情景例句
I owe you an apology for what I did last night.
我应该为昨天晚上的事向你道歉。
The path to glory is always rugged.
通向光荣的道路常常是坎坷不平的。
Everybody on board was worried and we were curious to find out what had happened.
飞机上的人都很着急，大家都急于想知道究竟出了什么事。