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
What's your second language in addition to Chinese?
除了汉语以外，你的第二语言是什么？
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
No, they aren't.
不，不是。