triangle /ˈtraɪˌæŋgəl/ noun plural triangles
plural triangles
Learner's definition of TRIANGLE
[count]
2
: something that is shaped like a triangle三角形物体 3
: a musical instrument that is made of a steel rod bent into the shape of a triangle and that you play by hitting with a metal rod三角铁(打击乐器)
4
: a situation in which one member of a couple is involved in a romantic or sexual relationship with another person三角关系 5
US : a usually plastic or metal device that is shaped like a triangle and used for drawing straight lines and angles三角板;三角尺 — called also (British) set square