四清運動 [ㄙˋ ㄑㄧㄥ ㄩㄣˋ ㄉㄨㄥˋ; si4 qing1 yun4 dong4] the “Four Clean-ups” Movement (1963-66), a nationwide movement to clean things up in the fields of politics, economy, organization and ideology (historical) ◄ ►
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