GRE词汇：obviate考法

　改革后的新gre考试词汇量的考察下降20%，希望考生不要被下降20%所迷惑，虽然对新gre考试词汇春意义的考察减少了，但是更加注重实际语言能力的考察了，所以同学们绝对不能放松对词汇的学习，以下是小编为大家搜素的有关obviate的考法及近义词和反义词的整理。

　　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

　　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

　　新gre对单词的考察并没有降低反而还有所提高，因此备考新gre考试词汇仍是迫在眉睫的问题，俗话说：“万丈高楼平地起”只有精确熟练的掌握了词汇，才可能在征服新gre考试的道路上立于不败之地。