Hard by a great forest dwelt a wood-cutter with his wife, who had an only child, a little girl three years old.

大森林边住着一位樵夫和他的妻子。他们只有一个孩子，是个三岁的女孩。

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An only child, he has faced trouble before because of his brainpower.

因为他独特的过人智力，让他遭遇了很多其他孩子不会遭遇的麻烦。

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"Herr Fritzl was a 'proof child', an 'alibi child'," she said, adding that this "was his only function as a child".

“Herr Fritzl是一个被作为‘证据’的孩子”，她说，并补充说这是“他作为一个孩子唯一的功能”。

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After Dad was gone, I discovered that as an only child I inherited his house in this valley of South Carolina, in which I now lived, and all his earthly belongings, including our beloved dog, Murphy.

NPR: Excerpt: 'Between the Tides'

Born in Leeds in 1918, Herbert Richard Hoggart was orphaned at the age of eight and subsequently raised as an only child by five adult relatives (his grandmother, two aunts, an uncle, and an older cousin) in a terraced back-to-back in Hunslet.

UNESCO: The Uses of Richard Hoggart

Scalia was born in Trenton, New Jersey, an only child who went on to have nine children of his own with his wife, Maureen McCarthy.

CNN: Even in dissent, Scalia stirs controversy