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circumference是什么意思
发布时间:2020-11-02 作者: 英语查
circumference 是什么意思 |
音标:[ sə'kʌmfərəns ] |
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中文翻译与英英解释 | n. 四周,周围;圆周;圈线;周线。 ten miles in circumference周长十英里。
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| the size of something as given by the distance around it 同义词:perimeter,
| | the length of the closed curve of a circle
| | 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" 同义词:circuit,
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Circumference is the linear distance around the outside of a closed curve or circular object. The circumference of a circle is of special importance to geometric and trigonometric concepts. |
例句与用法 | 1. | The earth 's circumference is nearly 25,000 miles . 地球的圆周约为25000英里。
| | 2. | The diameter and the circumference of a circle correlate . 圆的直径与圆周互相关联。
| | 3. | The compressor-outlet pressure is nearly constant around the circumference . 压气机出口压力沿圆周方向接近于常数。
| | 4. | 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。
| | 5. | In each case an integral number of wavelengths fit into the circumference of the loop . 在各种情形下,环的周长都等于波长的整数倍。
| | 6. | the circumference of the circle is 2πr and the time for one revolution is 2πr/v. 圆的周长是2r,转一圈的时间是2rv。
| | 7. | The best of the early measurements of the earth's circumference was made by eratosthenes . 早期测量地球周长的最准确结果是由埃拉托斯特尼得出的。
| | 8. | Wheel circumference measurements are show in cms 车轮的周长以厘米为单位度量。
| | 9. | Large waist circumference means excess fat in body 大腰围显示身体储有过多脂肪
| | 10. | That point falls on the circumference of the circle 那一个点落在这圆的圆周线上。
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