circumference

n.周围，圆周；胸围

noun

1. 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。

名词复数形式:circumferences

circumference 周长

circum-,圈，周围，-fer,带，携，词源同bring,conference.

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。
2. The tree has a circumference of 6 feet.
   这棵树周长6英尺。
3. The lake has a circumference of 800 li.
   那个湖方圆800里。
4. The ancient city has a circumference of9 li.
   故城周回九里余。
5. The lake is12 kilometres in circumference.
   湖的周长（为）十二公里。
6. When would I ever need to compute the circumference of a circle?
   我几时曾需要计算圆周长了？
7. Investigators then measured waist circumference, blood pressure, cholesterol levels and C-reactive protein concentrations to determine heart health.
   研究人员还分别测量了他们的腰围、血压、胆固醇水平以及反应蛋白浓度，通过对于这些数据的分析来确定受测者的健康水平。
8. The PI method returns the ratio of a circles circumference to its diameter.
   PI方法返回圆周与直径的比率。
9. Studies comparing changes in waist circumference among different groups have yielded similar results.
   两项研究都对不同组别腰围的变化进行了比较，并得出了相似的结论。
10. That point falls on the circumference of the circle.
    那一个点落在这圆的圆周线上。
11. The diameter and the circumference of a circle.
    圆的直径和圆周相关联。
12. How to calculate the circumference of the three-dimensional graphics ( what function)? Required to achieve runtime polymorphism.
    对立体图形周长怎么计算（用什么函数）？要求实现运行时的多态性。
13. Do not confuse ever the tangential acceleration, which is along the circumference, with a centripetal acceleration.
    但是别把这个切向加速度，它是沿着圆周的，和向心加速度混淆。
14. I have to have a whole number of wavelengths to get around the circumference.
    我必须要有个关于波长的总体数字，测量周长。
15. In addition, the ratio between waist circumference and hip circumference is also an important indicator to measure health.
    另外，腰围和臀围之比也是一个衡量健康的重要指标。
16. Clothing size of the factory for our specific waist circumference, brassieres and height to determine.
    衣服尺寸是由工厂根据我们提供的具体腰围、围和身高来确定的。
17. Why not simply specify starting and ending points on the circumference of the ellipse?
    为什么不简单地指定椭圆的圆周上的开始和结束的点呢？
18. More recently, lower thresholds for waist circumference have been recommended for Asian populations.
    最近，对亚洲人群推荐了一个更低的腰围阈值。
19. Both waist circumference and waist-to-hip ratio proide a measure of central obesity.
    腰围值和腰臀比值是测量中心型肥胖的方法。
20. The teacher pointed to the circle on the blackboard and explained the terms "circumference" and "diameter".
    老师指着黑板上的圆，解释了“圆周”和“直径”这两个术语。
21. 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。
22. A circle has diameter, radius and circumference.
    圆有直径，半径和圆周。
23. The ratio of the circumference to the diameter of a circle.
    圆周长度与圆的直径长度的比。
24. Lower leg length-girth index had significant correlation with height, weight, and hip circumference.
    小腿长全腿长指数与身高、体质量和臀围均无关；
25. The diameter and the circumference of a circle correlate.
    圆的直径与圆周互相关联。
26. The ratio of circumference to diameter is approximately 3.1416.
    圆周长与直径的比大约是3.1416。