| 单词 | tetrachord |
| 释义 | Word Frequency tetrachord(ˈtɛtrəˌkɔːd) noun (in musical theory, esp of classical Greece) any of several groups of four notes in descending order, in which the first and last notes form a perfect fourth Derived forms tetrachordal (ˌtetraˈchordal) adjective Word origin C17: from Greek tetrakhordos four-stringed, from tetra- + khordē a string |
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