immunization

名词

1. 1

   预防接种、疫苗接种

   The clinic offers free immunizations for children under five.

   这家诊所为五岁以下儿童提供免费预防接种。

2. 2

   免疫医学

   Immunization against measles takes about two weeks to develop.

   对麻疹产生免疫大约需要两周的时间。