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
if you skip it now.
假如你现在略过它的话。
If you always say NO,never be married.
常常说“不”字，永远难结婚。
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。