The incident brought the problem of violence in schools into sharp focus.

这次事件使校园暴力成为焦点问题。

《牛津词典》

The incident was one of the worst ACTS of violence since the government launched major operations against drug cartels in 2006.

该事件是自2006年发动打击贩毒组织的重大行动以来最严重的暴力行为之一。

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The 2008 attacks were not an isolated incident, Mr. Breen says, citing at least 10 incidents of race violence that have occurred in 2010 in the Johannesburg area.

2008年的袭击并非孤立个案，布林先生表示，他指出，仅2010年在约翰内斯堡地区，就有不下十起种族骚乱发生。

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This latest incident comes at a time when Afghanistan is witnessing its worst violence of the eight-year-long war following the ouster of the Taliban from power in 2001.

VOA: standard.2009.09.12

There also is often a spike in checks after a dramatic incident of gun violence.

CNN: Gun checks top two million for fourth-straight month

The Taft shooting is the latest incident of gun violence that launched a fiery national debate over whether teachers should be armed.

CNN: Teacher talks armed student into giving up, police say

He said Pollard had no record of violence and the incident was "out of character".

BBC: Man jailed for homophobic face stamping attack