Behring's serum
[医] 贝林格氏血清(白喉血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
Imagination is more important than knowledge.
想像力比知识更重要。
He was astonished at what he found.
看到的情景使吃惊，