| 释义 |
quad·rantBrE /ˈkwɒdrənt/NAmE /ˈkwɑːdrənt/ noun(geometry 几何) a quarter of a circle or of its circumference (= the distance around it) 四分之一圆（或圆周）；象限an instrument for measuring angles, especially to check your position at sea or to look at stars 象限仪，四分仪（常用于测量海上方位或观看星辰） |
