vaccination 考研GRE专八

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

在医生那儿候诊时，我读了一些关于的宣传。

Smallpox can be contained by vaccination.

牛以控制住天花。

I'm to have a vaccination tomorrow.

我明天去。

Did the vaccination take?

有反应了吗？

Vaccinations ensure one against diseases.

以预防疾病。

Vaccination immunizes people against smallpox.

牛能使人免患天花。

Vaccination for smallpox is efficacious.

牛防天花是有效的。