| 单词 | triad | 
| 释义 | triad n.   1. a group of three (esp. notes in a chord).   2. the number three.   3. a Chinese secret society, usu. criminal.   4. a Welsh form of literary composition with an arrangement in groups of three. Derivatives triadic adj. triadically adv. Etymology: F triade or LL trias triad- f. Gk trias -ados f. treis three  | 
	
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