expansion

英 [ɪkˈspænʃn]

美 [ɪkˈspænʃn]

n.  扩张; 扩展; 扩大; 膨胀

复数：expansions　

CET4CET6考研TOEFLIELTSTEM4TEM8计算机

BNC.2360 / COCA.2734

牛津词典

noun

• 扩张；扩展；扩大；膨胀
  an act of increasing or making sth increase in size, amount or importance
  1. a period of rapid economic expansion
     经济迅猛发展期
  2. Despite the recession the company is confident of further expansion.
     尽管经济衰退，公司对进一步扩展仍充满信心。
  3. The book is an expansion of a series of lectures given last year.
     本书是去年举行的系列讲座的扩充。

柯林斯词典

• N-VAR 扩张;扩充;扩大;发展
  Expansionis the process of becoming greater in size, number, or amount.
  1. ...the rapid expansion of private health insurance.
     个人健康保险的迅速发展
  2. ...a new period of economic expansion...
     经济发展的新时期
  3. The company has abandoned plans for further expansion.
     该公司已经放弃了进一步扩张的计划。

英英释义

noun

• the act of increasing (something) in size or volume or quantity or scope
  Synonym:enlargement
• adding information or detail
  Synonym:expanding upon
• a discussion that provides additional information
  Synonym:enlargementelaboration
• a function expressed as a sum or product of terms
  1. the expansion of (a+b)^2 is a^2 + 2ab + b^2

双语例句

• The vast expansion in secondary education is putting an enormous strain on the system.
  中等教育的大幅扩张正对该系统造成巨大压力。
• Then, evolvement laws of plasma in both isothermal stage and adiabatic expansion stage are discussed.
  进而讨论了等离子体膨胀的绝热阶段和等温阶段的具体演化规律。
• His big book is an expansion of the little book he wrote before.
  他那本大部头著作是由他以前写的那本小书扩充而成的。
• On circuit design, chip peripheral expansion, to achieve temperature control and regulation functions.
  通过对电路的设计，对芯片的外围扩展，来达到对温度的控制和调节功能。
• This research helps support an evaluation of the impact of expansion proposals for the Underground system.
  这项研究有助于对扩建地下系统带来的影响进行评估。
• An unprecedented expansion in population and industry.
  史无前例的人口和工业膨胀。
• Future expansion of the business calls for two new factories.
  将来业务扩大需要建造两个新工厂。
• Continued expansion of this production is expected.
  生产的不断扩大是预料中的事。
• Their desire for expansion has increased.
  他们的扩张欲望有增无减。
• '' Because I helped discover the expansion rate of the universe was accelerating.
  因为我发现了宇宙扩大速度正在加快的事实。