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1·Those beliefs still prevail among certain social groups.

这些信念在某些社会群体中仍很盛行。《牛津词典》

2·It also encourages governments and social groups to think about ways to improve toilets in the future.

它也鼓励政府和社会团体去思考未来如何改善厕所。

3·Some researchers explain how most people form their social groups with people of their age.

一些研究人员解释了大多数人是如何与同龄人形成社会群体的。

4·Improving communications brought more trade and contract, but also more friction between social groups.

改善交流会带来更多的贸易和合同，但也会增加社会群体之间的摩擦。

5·Villages formed on the land cleared by the slash and burn agriculture practiced by small social groups.

在社会小群体实行刀耕火种的的农业实践的土地上，村庄形成了。

6·The design has to appeal to all ages and social groups.

设计得要雅俗共赏，老幼皆宜。《牛津词典》

7·Customers include white-collar companies, business owners, social celebutante found on high-level writers, and other social groups.

客户包括白领公司，企业主，在高级作家中找到的公主帮，以及其他社交团体。

8·We grow up in families; families get wider into social groups.

我们都在家庭中成长，家庭给了我们广泛的社会群体。

9·Many vulnerable social groups find their situation worsening.

许多弱势社会群体的情况在恶化。

10·Social groups, and society itself, rely ultimately on these receptors.

动物的社会性团体，乃至整个社会本身都最终依赖于这些受体。