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TOEFL IELTS BNC: 2124 COCA: 1572
expand
verb /ɪkˈspænd/
present tense
I/you/we/theyexpand
he/she/itexpands
present participleexpanding
past tenseexpanded
past participleexpanded
  1. 1
    [I] to become larger in size and fill more space 變大;擴大;膨脹

    The water froze inside the pipe, causing it to expand and burst. 管道裏的水結成了冰,導致管身膨脹爆裂。

    We live in an expanding universe. 我們居住在一個不斷膨脹的宇宙裏。

     Synonyms and related words
    To become larger: grow, expand, swell...
    1. a.
      [T] to make something become larger in size and fill more space 使變大;使擴大;使膨脹

      We plan to expand the pub by adding a family room. 我們打算通過添一個家庭間來擴大這個酒吧。

       Synonyms and related words
      To make something larger: enlarge, maximize, scale up...
  2. 2
    [I] if a business, organization, or activity expands, it grows by including more people, moving into new areas, selling more products etc (企業、組織或活動)擴展,拓展,發展

    Britain's universities expanded at an unprecedented rate at the end of the 20th century. 英國大學在20世紀末的擴展速度可謂史無前例。

    the rapidly expanding IT sector 快速發展的信息技術産業

    expand into :

    The group has expanded into Germany. 這個集團已經拓展到德國。

     Synonyms and related words
    1. a.
      [T] to make a business, organization, or activity do this 使擴展;使拓展;使發展

      The EU could be expanded to include former communist countries. 歐盟可以通過吸收前共産主義國家來擴大自己的規模。

       Synonyms and related words
  3. 3
    [I] to talk or write more about something, adding more details or information 詳述,充分叙述(以補充)
    expand on/upon :

    I refuse to expand any further on my earlier statement. 對於之前的聲明我拒絕再作任何補充。

     Synonyms and related words
  4. 4
    [I/T] formal to open something that is folded 張開;展開;伸展

    The hawk expanded its wings and soared into the sky. 老鷹展開雙翅飛上高空。

     Synonyms and related words
  5. 5
    [T] maths to write an expression in a longer form 展開(數學表達式)
     Synonyms and related words
    To calculate or count: calculate, count, estimate...

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