我应该给孩子做预防接种吗？
They refused to vaccinate their own children.
他们拒绝给他们自己的小孩接种。
They vaccinate our children and help us to recover when we are sick.
他们对我们的儿童进行预防接种并帮助我们在患病时康复。
Health workers say it is important to vaccinate all children in a community.
卫生工作人员说最重要的是在一个社区给多有的儿童接种。
At home it began a program to vaccinate children against infectious childhood diseases.
在国内开展了接种计划，予防儿童传染病等。
At home it began a program to vaccinate children against infectious childhood diseases.
在国内开展了接种计划，予防儿童传染病等。
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