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# circumference的中文翻譯

[ sə'kʌmfərəns ] 讀音:   用"circumference"造句
• n.
四周，周圍；圓周；圈線；周線。 ten miles in circumference周長十英里。

### 例句與用法

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1. The earth 's circumference is nearly 25,000 miles .
地球的圓周約為25000英里。
2. The diameter and the circumference of a circle correlate .
圓的直徑與圓周互相關聯。
3. The compressor-outlet pressure is nearly constant around the circumference .
壓氣機出口壓力沿圓周方向接近于常數。
4. Head and chest circumference are checked on all children under two years of age .
兩歲以下的嬰兒都應測量頭圍和胸圍。
5. In each case an integral number of wavelengths fit into the circumference of the loop .
在各種情形下，環的周長都等于波長的整數倍。

### 英文釋義

1. the size of something as given by the distance around it
同義詞：perimeter
2. the length of the closed curve of a circle
3. 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"
同義詞：circuit

### 百科釋義

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.
詳細百科解釋