• Some Democrats, including White House advisor David Axelrod, believe conservatives are trying to purge moderates from the Republican Party.

    VOA: standard.2009.11.02

词组短语

purge gas 净化气体;吹扫用的气体

purge of 清洗,清除

air purge 空气吹扫;空气净化

gas purge 气体清洗;气体净化

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