This thesis is divided into three parts totally: First, the Central Intelligence Group and Marshall Plan appear.

本文共分为三个部分：一、中央情报组与马歇尔计划的出笼。

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The period of central intelligence Group is the transition period of the United States intelligence system from decentralization to unification.

中央情报组时期是美国情报系统由分散到统一的过渡阶段。

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In the US, the group was credited with attacking the website of the Central Intelligence Agency (CIA).

BBC: UK Lulzsec hacker Ryan Ackroyd pleads guilty