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chord

noun
🔊/kɔːd/
🔊/kɔːrd/
 Idioms
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  1. (music音乐) three or more notes played together和弦；和音Topics Musicc2
    Oxford Collocations Dictionaryadjective
    • major
    • minor
    • C
    • …
    verb + chord
    • play
    • strum
    chord + noun
    • change
    • progression
    • sequence
    • …
    See full entry
  2. (mathematics数学) a straight line that joins two points on a curve弦
    3. Word Originsense 1 Middle English cord, from accord. The spelling change in the 18th cent. was due to confusion with chord in the mathematical sense. The original sense was ‘agreement, reconciliation’, later ‘a musical concord or harmonious sound’; the current sense dates from the mid 18th cent.sense 2 mid 16th cent. (in the anatomical sense): a later spelling (influenced by Latin chorda ‘rope’) of cord.
Idioms
strike/touch a chord (with somebody)
  1. to say or do something that makes people feel sympathy or enthusiasm引起同情（或共鸣）
    • The speaker had obviously struck a chord with his audience.讲演者显然已引起了听众的共鸣。🔊🔊