乐豆毛深蓝词典

booster dose

B 开头单词

同根派生

     

英汉例句

    用作名词 (n.)

  • Those young children who have not received a booster dose of vaccine in more than a year should receive an injection upon exposure.
    一年多没有接受加强剂量疫苗注射的年幼儿童，受暴露时，应接受一次注射。