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
Could you slice the tomatoes for me, please?
请帮我把西红柿切成薄片好吗？
Did everyone you invited show up?
你邀请的人都来了吗？
Which would you prefer?
你要选哪个？