Kitasato's serum
[医] 北里氏血清(抗霍乱血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
I think it's about time we got going.
我想差不多是告辞的时候了。
Why torture yourself?
你这是何苦呢？
They're all millionaires!
他们都是百万富翁！