单词乎

circumference

音标[sә'kʌmfәrәns]

汉语翻译

n. 圆周, 周缘, 胸围
【医】 周缘, 环状面

词型变化

形容词:circumferential 

英语解释

名词 circumference:

  1. the size of something as given by the distance around it
    同义词:perimeter
  2. the boundary line encompassing an area or object
  3. the length of the closed curve of a circle

例句

  1. The curve traced by a point on the circumference of a circle that rolls on a straight line.
    圆滚线,摆线圆周上任一点在一条直线上滚动时所形成的曲线
  2. The distance around something; the circumference.
    周围,四周围绕某物的距离; 周围
  3. The circumference of the earth is almost 25,000 miles.
    地球的圆周长约为两万五千英里。

详细解释


cir.cum.fer.ence

n.Abbr. cir,circ.,circum.(名词)缩写 cir,circ.,circum.
The boundary line of a circle.
圆周:一个圆的边界线


The boundary line of a figure, area, or object.
周围:一个图形、区域或物体的边界线
The length of such a boundary.
周长:这种边界的长度

来源:
Middle English
中古英语
from Old French circonference
源自 古法语 circonference
from Latin circumferentia
源自 拉丁语 circumferentia
from circumferôns circumferent- [present participle of] circumferre [to carry around]
源自 circumferôns circumferent- [] circumferre的现在分词 [达到]
circum- [circum-]
circum- [环绕]
ferre [to carry] * see bher-
ferre [达到] *参见 bher-

【引伸】
circum.feren.tial

<参考词汇><同义词>circumference,circuit,compass,perimeter,peripheryThe central meaning shared by these nouns is .a line around a closed figure or area.:
这些名词所共有的中心意义是.包围着一个封闭图形或区域的线.:
例句:
the circumference of the earth;
地球的周边;

例句:
a park five acres in circuit;
一个占地五英亩的公园;

例句:
stayed within the compass of the schoolyard;
停留在校园的范围内;

例句:
the perimeter of a rectangle;
一个矩形的周长;

例句:
erected a fence around the periphery of the property.
在地产周围竖起围墙


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