| 单词 | circumference |
| 释义 | circumference[sə'kʌmfərəns]n. 圆周, 周缘, 胸围【医】 周缘, 环状面 circumference cir.cum.fer.ence AHD: [s…r-k¾m“f…r-…ns] D.J. [s*6kJmf*r*ns]K.K. [s+6kJmf*r*ns]n.Abbr. cir,circ.,circum.（名词）缩写 cir,circ.,circum.1. The boundary line of a circle.圆周：一个圆的边界线2. The boundary line of a figure, area, or object.周围：一个图形、区域或物体的边界线3. The length of such a boundary.周长：这种边界的长度语源:1. Middle English 中古英语 2. from Old French circonference 源自 古法语 circonference 3. from Latin circumferentia 源自 拉丁语 circumferentia 4. from circumfer¶ns circumferent- [present participle of] circumferre [to carry around] 源自 circumfer¶ns circumferent- [] circumferre的现在分词 [达到] 5. circum- [circum-] circum- [环绕] 6. ferre [to carry] * see bher- 1ferre [达到] *参见 bher- 1继承用法:circum”feren“tial AHD: [-f…-rµn“sh…l] （形容词）参考词汇:1. circumference,circuit,compass,perimeter,periphery2. The 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”： erected a fence around the periphery of the property. 在地产周围竖起围墙 |
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