Level 5 · word 9,793 of 20,000

triad

/ˈtraɪˌæd/ American
  • n. 三个一组, 三和弦
Definition
  • n. a group or set of three things, or a chord of three notes
Example
The three friends formed a tight triad throughout high school.
这三个朋友在整个高中时期都是形影不离的三人组。