johnin / ˈyoʊ nɪn /

📖毕业后词汇庄严庄严承诺庄严宣誓庄严的

johnin 的定义

n. 名词 noun

Veterinary Medicine.

  1. a sterile solution prepared from the growth products of the bacillus Mycobacterium paratuberculosis, used chiefly in the diagnosis of Johne's disease.