vaccination 考研GRE专八

I'm to have a vaccination tomorrow.

我明天去种。

Smallpox can be contained by vaccination.

种牛疫苗可以控制住天花。

I read some publicity about vaccinations while waiting my turn at the doctor’s.

在医生那儿候诊时，我读一些关于接种疫苗的宣传。

Did the vaccination take?

种有反？

Vaccinations ensure one against diseases.

接种疫苗可以预防疾病。

Vaccination immunizes people against smallpox.

种牛能使人免患天花。

Vaccination for smallpox is efficacious.

种牛防天花是有效的。