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。
• The plan will give an impulse to industrial expansion.
  这个计划将促进工业的扩展。
• The new digital technology would allow a rapid expansion in the number of TV channels.
  新的数字技术将会使电视频道的数量迅速增加。
• It can include financial projections and the planned steps for expansion.
  包括财务预测和规划的扩张步骤。
• Steel and concrete have almost the same rate of contraction and expansion.
  钢和混凝土有几乎相同的收缩率和膨胀率。
• 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。
• We reviewed and analysed policy decisions and programme development, implementation and expansion.
  我们评估和分析了政策决策和项目的制定、实施和扩展。
• It can be used both in the macro pattern and in the expansion.
  它可以用于宏模式和展开式中。
• 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。