quadrant
/ˈkwɒd.rənt//ˈkwɑ.drənt/
- n.
- 四分之一圆，象限，象限仪
中文释义来自 ECDICT
quadrant1词源 1
构词拆解
词源链
- 英语
词源说明
Inherited from Middle English quadrant, from Old French cadran, quadrant and its etymon Latin quadrāns, -antis (“fourth part of something, quarter”). Doublet of quadrans.
释义
名词noun
- 1One of the four sections made by dividing an area with two perpendicular lines.
- 2(mathematics) One of the four regions of the Cartesian plane bounded by the x-axis and y-axis.
- 3(geometry) One fourth of a circle or disc; a sector with an angle