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单词 mainspring
释义

WordReference Random House Learner's Dictionary of American English © 2024
main•spring /ˈmeɪnˌsprɪŋ/USA pronunciation   n. [countable]
  1. Timethe principal spring in a mechanism, as in a watch.
  2. the chief force that causes movement, action, etc.:Unemployment was the mainspring of the discontent.

WordReference Random House Unabridged Dictionary of American English © 2024
main•spring  (mān′spring′),USA pronunciation n. 
  1. Timethe principal spring in a mechanism, as in a watch.
  2. the chief motive power;
    the impelling cause.
  • main1 + spring 1585–95

Collins Concise English Dictionary © HarperCollins Publishers::
mainspring /ˈmeɪnˌsprɪŋ/ n
  1. the principal power spring of a mechanism, esp in a watch or clock
  2. the chief cause or motive of something
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更新时间：2024/9/21 17:27:00