Menzer's serum
[医] 门策尔氏血清(抗链球菌血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
In the fall, the boys prune the trees.
在秋天，男孩们便修剪那些树木。
He can't make it today. He has to stay at home.
他今天不行了。他得呆在家里。