Narcotinic acid
[医] 那可汀酸
🧩 词语组成解析
🗣️ 情景例句
His studies advanced steadily.
他的学业不断进步。
Did you cut yourself?
你自己剪的？
It is a city in a hurry, but a very exciting place to be.
这是一座熙熙攘攘的城市，但也是一个富于刺激的地方。