Precipitin tests
[医] 沉淀素试验, 血清试验(检血、肉、精液等,辨别动物的种属)
🧩 词语组成解析
n. 沉淀素\\n[化] 沉淀素
n. 测验（test的复数）
🗣️ 情景例句
My favorite hobby is coin collecting.
我最大的爱好是收集硬币。
The flood has left many people homeless.
许多人因洪水而失去了家园。
But they would not listen to him. When they came to the river, a white man was waiting in the boat for them.
但是他们不听，当他们来到江边时，一个白人正在船上等着他们。