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
Collecting matchsticks was fun, until that fateful day one of them caught alight.
收集火柴是一种乐趣，除非一天其中一根火柴不幸燃烧起来。
I wanted to say at first the tall one, or the one with blond hair.
刚开始我会介绍说金发的。
Not today. Come back tomorrow!
“今天不行，明天再过来吧！”