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[编辑] 解释
[编辑] GRE 红宝书
- v.扩大, 膨胀
- [英] v.扩大, 膨胀 ( to increase in extent, size, scope, or volume)
- [记] ex+pand ( 分散) -> 分散出去 -> 扩大
- [同] 参考: expanse ( 宽广空间) ; expansive ( 辽阔的, 开朗的) 派生词: expansion ( n.扩张, 膨胀)
[编辑] Webster Collegiate
verb
- Etymology: Middle English expaunden, from Latin expandere, from ex- + pandere to spread — more at fathom
- Date: 15th century
- transitive verb
- intransitive verb
- 1. to open out ; spread
- 2. to increase in extent, number, volume, or scope
- 3. to speak or write fully or in detail <expanded on the theme>
- 4. to feel generous or optimistic
- ? expandability noun
- ? expandable adjective
- Synonyms:
- expand, amplify, swell, distend, inflate, dilate mean to increase in size or volume. expand may apply whether the increase comes from within or without and regardless of manner (as growth, unfolding, addition of parts) <a business that expands every year>. amplify implies the extension or enlargement of something inadequate<amplify the statement with details>. swell implies gradual expansion beyond a thing's original or normal limits<the bureaucracy swelled to unmanageable proportions> . distend implies outward extension caused by pressure from within<a distended abdomen>. inflate implies expanding by introduction of air or something insubstantial and suggests a resulting vulnerability and liability to sudden collapse<an inflated ego>. dilate applies especially to expansion of circumference<dilated pupils>.