新GRE考试词汇记忆 obviate

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2012-04-10 19:29

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obviate：v．1．排除，消除 2．避免，使成为不必要
　　1）to prevent or make unnecessary through anticipation
　　Our careful preparations for the move obviated the expense of having the movers help us pack．
　　The river was shallow enough to wade across at many points, ehich obviated the need for a bridge．
　　Synonyms: avert, hinder, preclude
　　(v．）to make unnecessary 中华考试网
　　The invention of cars has obviated the use of horse and carriage．
　　A cure for the common cold would obviate the need for shelf after shelf of cold remedies．
　　obviate：unnecessary ＝reduce：smaller
　　obviate：unnecessary ＝emulate：exemplary 排除不需要的＝仿效模范的
　　obviate <> necessitate

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