Officials say the thyroid tests will be done every two years until the children reach the age of twenty.

有关官员说，甲状腺测试将每两年进行一次，一直到孩子们满20岁。

youdao

Out of twenty children of two marriages, ten died in infancy.

在两次婚姻中生下的二十个孩子，有十个在襁褓中就夭折了。

youdao

For twenty-two years he had stopped to pat the heads of children, and give them penny candies.

每当遇到小孩子，他都要停下来，亲切地拍拍他们的脑袋，并给他们一些便的小糖果。

youdao

Twenty-two children were wounded, some of them seriously, but all of them survived because only one of the attackers had access to guns.

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Twenty-two years later, they are still married, and have two children.

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