她出身于一个小康之家。

She comes from a well-to-do family.

《新英汉大辞典》

而在眼下这部《陌生人之子》中，读者开卷所见的依然是关于一对男子之间的关系，其中一个来自郊区，另一个出身富贵之家。

Now in “The Stranger’s Child”, we start out observing the relationship of two men, one from a suburb, the other from a stately pile.

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唐恩出身农场主之家，在亚利桑那东南做养牛生意。

Mr Dunn hails from a ranching family and owns a cow-and-calf operation in south-east Arizona.

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