| 释义 |
circumference/səˈkʌmf(ə)r(ə)ns/n. 1 the enclosing boundary, esp. of a circle or other figure enclosed by a curve 圆周，周缘，周线 2 the distance round 周长 □ circumferential /-ˈrenʃ(ə)l/ adj.□ circumferentially /-ˈrenʃ(ə)li/ adv.[Middle English via Old French circonference from Latin circumferentia (as CIRCUM-, ferre ‘bear’)] |