Kolle's serum
[医] 科列氏血清(治疗脑脊髓膜炎的血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
You lost the election,
尽管你输了，
Would you mind if I opened the window?
我开窗，可以吗？
I'm afraid I didn't, officer.I must have been dreaming.
恐怕我没有看见，警官。我一定思想开小差了。