Query's serum
[医] 凯里氏血清, 梅毒螺旋体猴免疫血清
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
The course I took was above me.
我上的这门课太难了。
Do you ever study English on Sunday?
你曾经在星期日学英文吗？
(Bruce rings up his father on the telephone.)
（布鲁斯给他父亲打电话。）