Flexner's serum
[医] 弗累克斯讷氏血清, 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
Don't you just love it?
你能不喜欢吗
Do you think it fits OK?
你看合身吗？
It looks as if she's gone away for a few days.
好象她要外出好几天了。