expansion
UK/ik'spænʃәn/US
NGSL 3kIELTSTOEFL四级六级考研B2
释义
n.
The process of becoming larger or more extensive.
扩大；扩展；扩张
n.
An increase in physical size, especially from heat.
膨胀
n.
A part added to make something larger; an extension.
扩建部分；扩充内容
词根拆分
词根派生ex-（向外）+ pans（pandere 的过去分词形 pānsus，展开）+ -ion（动作/过程）= "向外摊开这件事"。注意拼写变化：动词是 expand，名词用拉丁过去分词词干 pāns-，所以是 expansion，而不是 'expandion'。
词根 pand 还连着 6 个词常用搭配
- 1.rapid expansion快速扩张
- 2.business expansion业务扩展
- 3.territorial expansion领土扩张
- 4.economic expansion经济扩张
- 5.expansion plans扩张计划
例句
- 1.
The rapid expansion of the city created serious housing shortages.
城市的快速扩张造成了严重的住房短缺。
- 2.
The company's expansion into Europe doubled its workforce.
公司向欧洲的扩张使员工人数翻了一番。
- 3.
Bridges are built with gaps to allow for thermal expansion.
桥梁建造时留有缝隙，以应对热膨胀。