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单词 qed
释义

WordReference Random House Learner's Dictionary of American English © 2024
Q.E.D.,  an abbreviation of Latin quod erat demonstrandum:
  1. Mathematicswhich was to be shown or demonstrated (used esp. in mathematical proofs).

WordReference Random House Unabridged Dictionary of American English © 2024
QED, [Physics.]
  1. PhysicsSee quantum electrodynamics. 

Q.E.D., 
  1. Mathematicswhich was to be shown or demonstrated (used esp. in mathematical proofs).
  • Latin quod erat dēmōnstrandum
  • 1810–20

Collins Concise English Dictionary © HarperCollins Publishers::
QED abbreviation for
  1. quod erat demonstrandum
  2. quantum electrodynamics
Etymology: (sense 1) Latin: which was to be shown or proved
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