Beebe's serum
[医] 毕比氏血清(由已切除甲状腺的动物中采取的血清)
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
I fell out of the boat!
我摔到船外去了。
My favorite bone!
我最喜爱的骨头！
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。