Piperidic acid
[化] γ-氨基丁酸
🧩 词语组成解析
🗣️ 情景例句
But I have promises to keep,
但是我有约要赴
The wise man has long ears and a short tongue.
聪明人耳朵长，嘴巴短。
He was in car number fifteen.Five other cars were just behind him.
他在第15号车里，其他5辆汽车跟在他后面。