circumference

英 [səˈkʌmfərəns]

美 [sərˈkʌmfərəns]

n.  圆周; 圆周长

复数：circumferences　

CET4CET6考研TOEFLIELTSGRETEM4TEM8医学

BNC.15114 / COCA.15774

牛津词典

noun

• 圆周；圆周长
  a line that goes around a circle or any other curved shape; the length of this line
  1. the circumference of the earth
     地球的周长
  2. The earth is almost 25 000 miles in circumference .
     地球的周长大约为25 000英里。

柯林斯词典

• N-UNCOUNT (圆、地方、圆状物的)周长
  Thecircumferenceof a circle, place, or round object is the distance around its edge.
  1. ...a scientist calculating the earth's circumference...
     计算地球周长的科学家
  2. 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
  Thecircumferenceof a circle, place, or round object is its edge.
  1. 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。

英英释义

noun

• the size of something as given by the distance around it
  Synonym:perimeter
• the length of the closed curve of a circle
• the boundary line encompassing an area or object
  1. he had walked the full circumference of his land
  2. a danger to all races over the whole circumference of the globe
  Synonym:circuit

双语例句