My other children caught chickenpox naturally and it never hurt any of them.

我的其他孩子自然得的水痘，它一点都没有伤害到他们中的任何一个。

youdao

Chickenpox is a very common disease among children.

水痘是儿童十分常见的一种疾病。

youdao

Children who have gotten the chickenpox build an immunity to it so that they do not get it a second time.

已经得过水痘的小孩会对它免疫，所以不会再得第二次。

youdao

Because vaccination programs have been so successful, very few people know someone who had polio, and a lot of parents of young children never even had chickenpox, he says.

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There is also a chickenpox vaccine, given to children, which is at least 70 percent effective in preventing chickenpox infection.

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Her two children, aged 8 and 4, had just been through bouts of chickenpox.

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