If seven lives are taken to pay for killing Cain, seventy-seven will be taken if anyone kills me.

杀害该隐的人要赔上七条命；杀死我的人必须赔上七十七条命。

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A mere seven minutes later, when cascading ice finally came to a stop ten miles down the mountain, it had taken the lives of 4,000 people.

仅仅7分钟后，当倾泻而下的冰终于在山下10英里处停住时，它已经夺走了4000人的生命。

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Miz Hamidi returned to Afghanistan seven years ago to help improve the lives of women in Kandahar.

哈密迪女士在七年前回到了阿富汗，她要帮助坎大哈的妇女改善生活。

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In nineteen eighty-seven, she founded the Rosa and Raymond Parks Institute for Self-Development to improve the lives of black children.

VOA: special.2009.03.08

The group says the low cost vaccines could save as many as seven million lives by the year twenty thirty.

VOA: special.2010.03.29

The show brought seven young people to live together in New York and have their lives videotaped.

VOA: special.2011.08.05

The process of scrapping a fishing boat which sank off the Isle of Man 13 years ago, with the loss of seven lives, will begin next month.

BBC: Solway Harvester scrapping process to begin

The Florida Task Force Team saved seven lives.

WHITEHOUSE: Creating New Jobs by Investing in High-Speed Rail

So, in honor of its 7th birthday, we look at both the upside and the downside of Twitter use through seven people whose lives were changed by the site.

CNN: Seven years, seven lives changed by Twitter