Piperidic acid
[化] γ-氨基丁酸
🧩 词语组成解析
🗣️ 情景例句
What kind of advice are you looking for?
希望能得到什么建议？
The shortest answer is doing.
最简短的回答就是做。
Yes, I'm afraid so. It's getting late, and we have to be up early in the morning.
恐怕是这样。天渐渐变晚了。清晨我们得早起。