Hantzsch pyridine synthesis
[化] 汉奇吡啶合成
🧩 词语组成解析
pyridine
['pɪrɪˌdi:n]
n. 吡啶（治喘病用）;氮（杂）苯;
🗣️ 情景例句
Yes, I took part in.
有，我参加了。
The data confirm that this product is safe and effective.
数据证实此种产品安全有效。
He has often described to me how he picked up a masterpiece for a mere $50.
他多次向我详细讲他如何只花50英镑便买到一位名家的杰作。