expansion
n. 膨胀；扩展；扩充
近义词：growth，development，extension，enlargement，increase，openingout，accession，width，addition，breadth，elaboration，contraction，
详细释义
n.(名词)
- 膨胀，膨胀物
- 扩张，扩展，扩大，扩建
- 扩大物，扩张物，扩大部分
- 张开，伸展，展开
- 发展
- 广袤，辽阔
- 详述，阐述
双解释义
n.(名词)
- [U]扩大,扩张,扩展,膨胀 action of expanding; state of being expanded
- [C]扩张物,膨胀物 sth which has been expanded
英英释义
Noun
- the act of increasing (something) in size or volume or quantity or scope
- a function expressed as a sum or product of terms;
"the expansion of (a+b)^2 is a^2 + 2ab + b^2"
- a discussion that provides additional information
- adding information or detail
组词搭配
形容词+～
- military expansion军事扩张
- political expansion政治扩张
- territorial expansion领土扩张
名词+～
- arms expansion军备扩充
～+名词
- expansion joints伸缩接头
介词+～
- rate of expansion膨胀率
～+介词
- expansion of arms and war preparation扩军备战
- expansion of factory工厂扩建
- expansion of the currency通货膨胀
- expansion of trade贸易的发展
- expansion of vocabulary词汇量增长
例句
用作名词(n.)
- Metals undergo expansion when heated.金属加热时会膨胀。
- The thermostat is based on the fact that different metals have different coefficients of expansion.恒温器是以不同的金属有不同的膨胀系数这一事实为根据的。
- His economic policies paved the way for industrial expansion.他的经济政策为工业的扩展铺平了道路。
- The time has come for the firm to consolidate after several years of rapid expansion.公司经过几年的迅速发展之後，该整顿一下了。
- This book is an expansion of the play he wrote before.这本书是他以前写的剧本的扩充。