| 释义 |
quadrant/ˈkwɒdrənt ||; ˈkwɑdrənt/noun[c] 1. a quarter of a circle or of its circumference(= the distance around it) 四分之一圆或圆周 ☞picture at circle 见circle插图 2. an instrument for measuring angles, especially to check your position at sea or to look at stars 象限仪（用于测量角度，尤指为了确定海上位置或观望星空） |