Serum prophylaxis
[医] 血清预防
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
n. 预防\\n[医] 预防
🗣️ 情景例句
There's no doubt about that.
此事确定无疑。
What kind of newspapers do you read?
你读什么样的报纸？
What day is today?
今天星期几？