Fifteen chimps and 24 children were introduced to the same experimental set-up: a room containing both a single end of rope and a doubled-over rope with two available ends.

15个黑猩猩与24个儿童面对相同的实验环境设定：一个有一端的绳子和两端的绳子的房间。

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We now live in a world where only children with single parents are both commonplace and accepted.

在我们现在所处的世界，单亲家庭的独生子女早已是司空见惯的事，也为人们普遍接受。

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Children were 54 percent more likely to be on ADHD medication if they came from a single-parent family rather than having both parents at home.

来自单亲家庭的孩子患ADHD的几率要比家庭健全的孩子高54%。

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More people are bringing up children single-handedly, or are in families where both parents work.

ECONOMIST: I promise to do my best (if I can find the time)

Both Shu and Gaensbauer observe that most children can work through and overcome a single traumatic episode without any obvious long-term effects, given supportive parenting and caretaking.

CNN: STORY HIGHLIGHTS