Calcium serum
[医] 血清钙
🧩 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 always wanted to travel to Europe but I was afraid that language would be a problem.
我总想去欧洲旅游，但我又怕语言是个问题。
Feed by measure and defy physician.
饮食有节制，医生无用处。
Many of them have to wait six months for their goods.
许多顾客不得不等上半年才得到所需的商品。