Pyridine carboxylic acid
[化] 吡啶羧酸
🧩 词语组成解析
pyridine
['pɪrɪˌdi:n]
n. 吡啶（治喘病用）;氮（杂）苯;
[机] 羧基的
🗣️ 情景例句
We had a good day.
我们今天玩得很开心。
First try, and then trust.
试了才能相信。
What invariably happens is that a great number of things choose to go wrong at precisely the same moment.
情况经常是这样的，许许多多的事情都偏偏赶在同一时刻出问题，