Jochmann's serum
[医] 约克曼氏血清(抗脑膜炎球菌血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
She's really a good friend, isn't she?
她真是我的好朋友，不是吗？
You are better than I am.
你比我好。
One was close to the hive.
一个靠近蜂箱。