Hayley教口语，“疫苗”用英语怎么说？

vaccine

/ˈvæk.siːn/

To prevent you from getting sick, a doctor will give you a shot with a vaccine in it, which is a mixture that teaches your body how to fight against viruses and diseases.

为了防止你生病，医生会给你注射一针疫苗，这是一种能教会你的身体如何对抗病毒和疾病的混合剂。

dose 剂

one/first dose of vaccine 第一剂或一剂疫苗

Around 53 percent of the British population has received one dose of vaccine.

大约53%的英国人已经接种了一剂疫苗。