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
and he's pretty sure that I can get a good job there.
他相当肯定我可以在那儿弄到一份好工作。
Not at all. Go ahead.
好，请吧。
At this time of the morning, the arcade was almost empty.
在早晨的这个时候，拱廊街上几乎空无一人。