Chief among the issues of dispute: whether "unfriend" or "defriend" was the proper word for weeding someone from one's online circle.

争论最多的，要数正确表达在网络社交圈里删除某人这一行为的，究竟是“unfriend”还是“defriend”。

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In the academic circle of maritime law, Arrest of ships and Foreign-related maritime jurisdiction are both extensive researched issues, and each of these areas has achieved fruitful research results.

船舶扣押和涉外海事诉讼管辖是两个为海商法学界广泛研究的问题，每个领域都取得了丰硕的研究成果。

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The studies on the effect of atmospheric aerosol on climate and environment are hot issues in the current circle of international science and technology.

大气气溶胶的气候效应研究和环境效应研究是当今国际科技界的热门研究话题。

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Right here in New Hampshire, the Portsmouth Study Circle has brought hundreds of regular people together for over a decade to work out issues -- from school redistricting to ending racial profiling to the city's 10-year plan.

CNN: Edwards' October 13, 2007, speech on restoring democracy

Owning the conversation in Los Angeles about issues in our community and how it connects to the rest of the world started a virtuous circle.

CNN: Does local journalism have a future?