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

• Continued expansion of this production is expected.
  生产的不断扩大是预料中的事。
• A rise in the temperature of the gas results in its expansion.
  气体温度上升致使气体膨胀。
• Their desire for expansion has increased.
  他们的扩张欲望有增无减。
• 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。
• 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。
• With the development of industry and population expansion, the condition will be worse.
  随着工业的发展和人口的增加，这种状况会变得越来越坏。
• In some countries and regions, inequality worsened, as poor people did not reap the fruits of economic expansion, because of a lack of job opportunities, limited education or bad health.
  在有些国家和地区，不平等现象出现恶化，贫困人口未能收获经济扩张的成果，原因是缺少就业机会、教育水平有限或健康状况不佳。
• The runway of this airport is undergoing expansion to accommodate large planes.
  这个机场的跑道正在扩建以适应大型飞机起落。
• Expansion and make-up of the water, air releasing and water treatment.
  扩大和化妆水，空气和水的处理释放。
• On both large and small farms, one of the principal inhibitions to expansion of production can be insecurity of tenure.
  不论大农场或小农场，扩大生产的主要抑制因素可能是租地使用权缺乏保障。