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从英语词根角度拓展词汇量

2015-05-15

栏目:考培资讯

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导语:

本文以centr为例向大家介绍一个词根拓展词汇量的方法。

雅思词汇
  字根 表示{方位}的字根 centr = center 中央 

  入门字 

  central (a.) 中心的 

  centr/ al 

  center/ 形容词字尾 

  进阶字 

  1. centrifugal (a.) 离心的 

  centri/ fug/ al 

  center/ flee/ 形容词字尾 

  Earth stays on the orbit around the sun because the centrifugal force is balanced by the gravitational force. 

  地球能在绕日轨道上运转是因为离心力和重力互相抵消。 

  2. centripetal (a.) 向心的 

  centri/ pet/ al 

  center/ seek/ 形容词字尾 

  The centripetal force and the centrifugal force are equal in magnitude but opposite iin direction. 

  向心力和离心力一样大,只是方向相反。 

  3. concentration (n.) 集中,专注 

  con/ centr/ at/ ion 

  加强语气/ center/ 名词字尾 

  It takes a tremendous amount of conccentration to play this video game. 

  打这个电玩要非常专注。 

  4. concentric (a.) 同心的 

  con/ centr/ ic 

  together/ center/ 形容词字尾 

  Ptolemaic cosmology pictures the universe as a series of concentric circles, with Earth at the center. 

  托勒密的宇宙论将宇宙描绘成一系列的同心圆,地球在中心。 

  5. decentralize (v.) 分散 

  de/ centr/ al/ ize 

  away/ center/ 动词字尾 

  TIME Inc. recently decentralized operations by shifting authority to regional headquarters. 

  时代公司最近分散控制权,把权利下放到各地区总部。 

  6. eccentric (a.) 怪癖的 (n.) 怪人,我行我素的人 

  ec(ex)/ centr/ ic 

  out/ center/ 形容词字尾 

  名词字尾 

  “Maverick” was the name of an eccentric rancher who refused to brand his cows. 

  [孤牛]原本是一个古怪的牧场主人之名,他不肯讲自己养的牛烙上印记。 

  7. egocentric (a.) 自我中心的 

  ego/ centr/ ic 

  self/ center/ 形容词字尾 

  Man by nature is egocentric, and thinks mostly of himself. 

  人的天性是以自我为中心的,通常只想到自己。 

  8. geocentric (a.) 以地球为中心的 

  geo/ centr/ ic 

  earth/ center/ 形容词字尾 

  The Ptolemaic universe is also called the geocentric universe. 

  托勒密所说的宇宙又称为以地球为中心的宇宙。 
 

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