Antidiphtheric serum
[医] 白喉血清
🧩 词语组成解析
serum
['sɪrəm]
n. <医>血清，血浆;浆液，树液;乳清;
🗣️ 情景例句
Excuse me, where can I find the shoe polish?
问一下，我到哪儿能买到鞋油？
I hadn't planned on swimming across the whole lake.
我可从没计划要游过整个湖。
That's OK. It doesn't matter.
好的。不要紧。