防疫針的英文：
[非正式] vaccine; vaccination

vaccine是什么意思：
adj. 牛痘的；疫苗的
n. 牛痘苗；疫苗

Vaccines are prophylactic.
疫苗有预防的效果 。

I'm to have a vaccination tomorrow.
我明天去种痘。

There have been problems with the formulation of the vaccine.
疫苗的配方有些问题。

Vaccination is the medical sacrament corresponding to baptism.
种痘是相当于洗礼的医学上的圣礼。

The epidemic was held in check by widespread vaccination.
这种传染病靠广泛的预防注射已受到控制。

vaccination是什么意思：
n. 接种疫苗，种痘

Vaccines are prophylactic.
疫苗有预防的效果 。

I'm to have a vaccination tomorrow.
我明天去种痘。

There have been problems with the formulation of the vaccine.
疫苗的配方有些问题。

Vaccination is the medical sacrament corresponding to baptism.
种痘是相当于洗礼的医学上的圣礼。

The epidemic was held in check by widespread vaccination.
这种传染病靠广泛的预防注射已受到控制。