This paper proposes a digital secure speech secrete transmission scheme based on Audio-On-Demand (AOD) platform.

提出一种基于音频点播系统的保密语音隐秘传输实现方案。

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He said in a speech in Washington that America had to "get serious" about a secure and affordable energy future.

他在华盛顿一次演讲中说美国必须“认真思考”一个安全且可负担的能源未来。

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Prior to Obama's speech before Congress U.S. Capitol Police arrested a man they say tried to get into a secure area near the Capitol with a gun in his car as President Barack Obama was speaking.

就在奥巴马在国会发表演讲前，国会山警察逮捕了一个企图在奥巴马演讲时驱车闯进国会山安全区的携枪男子。

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Obama, meanwhile, signaled disagreement with Republicans over the state of border security, saying in his speech that the Southwest border was more secure than ever.

CNN: 'Now's the time' to move on immigration, Obama says

Mr Brown's speech was not bad, but it was not good enough to secure what he sought.

ECONOMIST: Poor old Gordon Brown. Yet again Tony Blair has upstaged him