The Upper West Side is becoming a place where people can establish families in New York.

上西区正在成为人们可以在纽约安家的地方。

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In upper and middle class families, the likelihood of acquiring this infection in childhood is less than 20 percent because of household hygiene during childhood.

在上层和中层家庭，儿童时期受感染的几率小于20%，因为这些家庭的卫生条件较好。

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They belonged to prominent, upper-class families, which had come from Northern Europe to America in the 17th century, and grew up with servants in large luxurious houses.

他们都出生于显赫的上流社会家庭，祖上都是17世纪从北欧来到美国的移民，幼时仆从环伺，锦衣玉食。

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But I found that in the Upper West Side there were a lot of families with young kids and with older kids,

但是我却发现上西区有众多家庭都有许多大大小小的孩子，

上西区的人们 - SpeakingMax英语口语达人

whereas the Upper West Side is becoming a place where people can establish families in the city

而上西区正在变成人们可以在纽约市安家的地方，

上西区的富人 - SpeakingMax英语口语达人

First, nearly all the students and families in the film were from upper-middle-class families.

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The Mahindra E2O is a four-seater hatchback targeted at upper-middle-class families in need of a second car in congested cities like Mumbai, New Delhi and Bangalore, where it expected to first go on sale.

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