Circumference
[ sɚ'kʌmfərəns ]
第4级
其它 Other
n. 周围，圆周;胸围;
💡 词根助记
circum环绕，周围+fer带来+ence名词后缀→带来一圈→周长
📝 例句
This tree has a circumference of 6 feet.
这棵树周长六英尺。
That point falls on the circumference of the circle.
那一个点落在这圆的圆周线上。
The given radius being 4 ft., find the circumference.
已知半径为四英尺,求周长。
The diameter and the circumference of a circle correlate.
圆的直径与圆周互相关联。
Head and chest circumference are checked on all children under two years of age.
两岁以下的婴儿都应测量头围和胸围。
🌱 联想助记
【记】circum-前缀“环绕、四周、周围”,fer-词根“带来”,ence-名缀:围绕走一圈的东西→圆周
✅ 同义词
🔤 词根
-gest-表示“携带”
常见变体有-ger-
📖 牛津释义
circumference
n
(a) line that marks out a circle or other curved figure1(2b) 周线; 周缘; 圆周. =>App 5 见附录5.
(b) distance round this 周长
The circumference of the earth is almost 25000 miles/The earth is almost 25000 miles in circumference. 地球的圆周长约为25000. =>illus at circle 见circle之插图. Cf 参看 perimeter.
🔁 扩展释义
*[sә'kʌmfәrәns]n. 圆周, 周缘, 胸围【医】 周缘, 环状面
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
You've got it.
没问题。
Honesty may be dear bought,but can never be an ill pennyworth.
高价买诚实，永远也值得。
He believed that everyone should be prepared to do heavy work, from the leaders to the poorest peasants.
他认为从领袖到最穷苦的农民，每个人都该乐于从事重体力劳动。