在这些方面的进步，时常间接引发为弱势群体和被剥夺公民权的人而奔走的社会活动。
It is also the case that progress in health and education often occurs through the extension of services to disadvantaged and disenfranchised groups.
不过，如果我真的有机会花更多时间接触我的一对儿女以及他们的学校，我倒是有兴趣看看我们以母亲为中心的家长群体将如何适应。
If I did have the chance to spend more time being involved with my daughter and son and their school, though, I'd be interested to see how our mother-centered parenting community would adapt.
像Google一样，Facebook间接进入一个传统的网上广告模式(像销售广告)，建立一个植根于Facebook核心消费者群体的衍生品。
Like Google, Facebook side-stepped a conventional online advertising model (such as selling display ads) to create one rooted in a derivative of Facebook's core consumer appeal.
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