雅思词汇词根之centr(在线收听

  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。

  原文地址:http://www.tingroom.com/listen/ysyy/305018.html