Children need an impetus to study.

儿童学习需要动力。

《新英汉大辞典》

Children need an outlet for their energy.

儿童的精力需要发泄出来。

youdao

Children appear to have it down to an art and for the most part they don't need self-help books or therapy.

孩子们似乎已经把它归结为一门艺术，而且在很大程度上，他们不需要自助书籍或治疗。

youdao

Same as they will should they actually have children or adopt and need an income during maternity leave or find childcare when they head back to work.

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If we want to prevent another Steubenville, we need to teach children from an early age about gender-based violence.

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Recent research suggests that generous retirement benefits may result in fewer babies being born, since people no longer need children to insure against an impoverished old age.

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