The way children talk about or express their feelings depends on their age and stage of development.

孩子们谈论或表达情感的方式取决于他们的年龄和成长阶段。

《柯林斯英汉双解大词典》

The fact that children tell lies is a sign that they have reached a new developmental stage.

孩子们说谎就表明他们已经进入了一个新的发展阶段。

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Net mums' co-founder Sally Russell said: "Research has shown that mothers are at their least happy stage in the first few years of bringing up children because they are so stressed and overworked.

“妈妈网”创始人之一莎莉•罗素说：“研究显示，在抚育孩子的最初几年里，妈妈们最不开心。 这个时期，她们的压力和工作量都很大。”

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Sendak and Kushner worked together to stage their own version of "Brundibar" as an opera for children.

VOA: special.2009.10.05

As Anna waited to climb on stage for her class' performance, she said the day was about listening to children.

VOA: standard.2009.11.22

But he dealt with it." As the family huddled on stage at the end of the service, one of the singer's three children, tearfully spoke about how much she loved her father.

VOA: standard.2009.07.07

During the trial, prosecutor, Andrew Evans said the children's stage roles were "inconsistent" with the care and mobility issues Webber had described.

BBC: Amanda Webber

Almost all the girls surveyed wanted to have children at some stage in their lives, but are aware this would have an effect on their working career.

BBC: Guides claim lack of female role models 'could be damaging'

They said teachers could remind themselves that not all children are at the same stage by taking steps like calling the register in birth order rather than alphabetically and grouping children together by age.

BBC: Younger pupils' mental health risk