释义 |
cir·cum·fer·enceBrE /səˈkʌmfərəns/NAmE /sərˈkʌmfərəns/ noun [C, U] a line that goes around a circle or any other curved shape; the length of this line 圆周;圆周长◆the circumference of the earth 地球的周长◆The earth is almost 25 000 miles in circumference. 地球的周长大约为 25 000 英里。 ➡ compare perimeter |