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
If I tell you I will be there, I will be there.
如果我告诉你我会去，我肯定会到。
Don't you think she's cute?
你不认为她很可爱吗？
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。