rec·tan·gle
noun/ˈrektæŋɡl/
/ˈrektæŋɡl/
- a flat shape with four straight sides, two of which are longer than the other two, and four angles of 90°
enlarge image形状像矩形的 Word Originlate 16th cent.: from medieval Latin rectangulum, from late Latin rectiangulum, based on Latin rectus ‘straight’ + angulus ‘an angle’.