The ALA notes that it may be particularly difficult to tell when infants and preschool age children have the flu.

美国肺脏协会指出，判断婴儿和学龄前儿童何时会患流感可能尤其困难。

youdao

This unintended impact has to do with the portrayal of conflict in media and how preschool-age children comprehend that conflict.

这种意想不到的影响，与媒体对冲突的描述、以及学龄前儿童对这种冲突的理解有关。

youdao

Now, three-quarters of the mothers of school-age children work, but the calendar is written as if they were home waiting for the school bus.

现在，有四分之三的学龄儿童的母亲都在工作，但日程表写得好像她们是在家里等校车一样无所事事。

youdao

Government estimates say three to seven percent of school-age children in the United States have it.

VOA: special.2010.05.26

He claimed that children at this age literally can't understand that others can see the world differently from them.

他认为这个年龄的儿童完全没有意识到,别人眼中的世界,可以与自己看到的世界有所不同

耶鲁公开课 - 心理学导论课程节选

which is running a program which gets children from a young age involved in global issues,

它是一个让孩子们从年幼时就接触全球性问题的启动项目，

创造美丽的世界 - SpeakingMax英语口语达人

For school-age children, documentation can include original, current year school records such as a report card.

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But these museum visitors are typically either wealthy individuals or families with school-age children.

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According to Ofsted, 88% of secondary age children go to comprehensives in England as a whole.

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