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
And this gentleman is my grandfather, Malcolm Stewart.
这位绅士是我祖父Malcolm Stewart。
My phone was out of order.
我的电话坏了。
Could you direct me to the station, please?
请问到车站怎么走？