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
Can I talk to you?
能和你谈一下吗？
I couldn't see you.
我看不到你。
Just to London.
只开到伦敦。