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单词 pushbutton
释义

WordReference Random House Learner's Dictionary of American English © 2024
ˈpush ˌbut•ton, n. [countable]
  1. Electricitya button that opens or closes an electric circuit when it is pressed or released.
push-but•ton, adj.: a push-button phone.

WordReference Random House Unabridged Dictionary of American English © 2024
push′ but′ton, 
    1. Electricitya device designed to close or open an electric circuit when a button or knob is depressed, and to return to a normal position when it is released.
    2. Electricitythe button or knob depressed.
    Also, push′but′ton. 
    • 1875–80, American.

push-but•ton  (pŏŏsh′but′n),USA pronunciation adj. 
  1. Electricityoperated by or as if by push buttons:push-button tuning.
  2. using complex, automated weapons, as long-range missiles, that require only simple initial steps to put them into action:push-button warfare.
  • 1875–80, American.

Collins Concise English Dictionary © HarperCollins Publishers::
push button n
  1. an electrical switch operated by pressing a button, which closes or opens a circuit
  2. push-button (modifier) operated by a push button: a push-button radio
  3. initiated as simply as by pressing a button: push-button warfare
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更新时间：2025/7/25 17:38:08