“疫苗的”造句

接种疫苗的成本合计约60万美元。
The cost of the immunizations was about $600,000 all told.

这种疫苗的问世是医疗保健领域的重大突破。
The vaccine represents a quantum leap in healthcare.

医疗工作者宣传关于接种疫苗的好处.
Health workers spread the word about the benefits of immunisation.