circumference

• n. 圓周；周長；胸圍

circum-,圈，周圍，-fer,帶，攜，詞源同bring,conference.

circumference (n.)

late 14c., from Latin circumferentia, neuter plural of circumferens, present participle of circumferre "to lead around, take around, carry around," from circum "around" (see circum-) + ferre "to carry" (see infer). A loan-translation of Greek periphereia "periphery, the line round a circular body," literally "a carrying round" (see periphery). Related: Circumferential.

1. the circumference of the earth

地球的周長

來自《權威詞典》

2. It's a mile round the circumference of the field.

運動場周長一英裏.

來自《簡明英漢詞典》

3. The diameter and the circumference of a circle correlate.

圓的直徑與圓周有相互關係.

來自《現代英漢綜合大詞典》

4. The lake is thirty li in circumference.

這湖周圍長30裏.

來自《簡明英漢詞典》

5. The lake has a circumference of 800 li.

那個湖方圓800裏.

來自《現代漢英綜合大詞典》