circumference

英 [sə'kʌmfərəns] 美 [sər'kʌmfərəns]

• n. 圆周；周围；周长

英英释义

Noun:

1. the size of something as given by the distance around it

2. the boundary line encompassing an area or object;

   "he had walked the full circumference of his land"
   "a danger to all races over the whole circumference of the globe"
   

3. the length of the closed curve of a circle

例句

用作名词 (n.)

1. That point falls on the circumference of the circle.
   那一个点落在这圆的圆周线上。
2. He went jogging around the circumference of the reservoir every morning.
   他每天早晨绕着水库周围慢跑。
3. This tree has a circumference of 6 feet.
   这棵树周长六英尺。
4. The circumference of the earth is almost 25,000 miles.
   地球的圆周长约为两万五千英里。

词汇搭配

• circumference of abdomen 腹围
• articular circumference 环状关节面
• head circumference 头围
• upper-arm circumference 臂围,上臂围...
• udder circumference 乳房围
• circumference slide calipers 圆周滑动卡尺...
• circumference gauge 圆周规
• circumference coefficient 圆周系数
• chest circumference 胸围
• angle of circumference 圆周角
• circumference ratio 圆周率
• equatorial circumference 赤道圈
• rolling circumference 滚动圆周
• orbit circumference 轨道周长
• average tank circumference 平均油罐圆周...
• calf circumference 犊牛腿围

近反义词

【近义词】

• border 边界
• circuit 巡回
• compass 圆规
• perimeter 周长
• boundary 边界
• bounds 界限
• edge 边缘
• fringe 流苏