Precipitin sera
[医] 沉淀素血清
🧩 词语组成解析
n. 沉淀素\\n[化] 沉淀素
浆液, 血清\\n[医] 血清; 浆液
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
Laugh before breakfast you'll cry before supper.
乐极生悲。
By the end of next month.
下个月底。