The circumference of a circle, place, or round object is the distance around its edge.
例句
...a scientist calculating the earth's circumference...计算地球周长的科学家The island is 3.5 km in circumference.这个岛周长3.5千米。
N-UNCOUNT
(圆、地方、圆状物的)边缘,周缘
The circumference of a circle, place, or round object is its edge.
例句
Cut the salmon into long strips and wrap it round the circumference of the bread.把鲑鱼切成长条,缠裹在面包上。
英汉词典释义
n.
周围;圆周,圆周长
an area three miles in circumference周长为3英里的区域It’s a mile round the circumference of the field.运动场周长一英里。The lake is thirty li in circumference.这湖周围长30里。
英英词典释义
Noun
1. the size of something as given by the distance around it