circumference是什麼意思 circumference的用法 circumference怎麼讀

circumference

英 [sə'kʌmf(ə)r(ə)ns]美 [sɚ'kʌmfərəns]

n. 圓周；周長；胸圍

星級詞彙:★

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中文詞源

circumference 周長

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

英語詞源

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.

權威例句

1. the circumference of the earth

地球的周長

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

運動場周長一英里.

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

圓的直徑與圓周有相互關係.

4. The lake is thirty li in circumference.

這湖周圍長30裏.

5. The lake has a circumference of 800 li.

那個湖方圓800裏.

[ circumference 造句 ]