Vaccinogen
[医] 菌苗源, 疫苗源(动物或人)
🗣️ 情景例句
Probably a lot of advertising and bills.
大概是一大堆广告和帐单。
I ought to write a letter.
我应该写一封信。
Who do you think you're talking to?
你以为你在跟谁说话？