circumference
英 [sə'kʌmf(ə)r(ə)ns]
美 [sɚ'kʌmfərəns]
語源
circumference 円周circum-、円、周囲、-fer、持ってくる、運ぶ、語源的にはbring、conferenceと同じ。
英語の語源
- 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.
例文
- 1. the circumference of the earth
- 地球の周長
dl>- 2.It 's a mile round the circumference of the field.
- 運動場の周長1マイル.
- 3.The diameter and the circumference of a circle correlate.
- 円の直径は円周と相互関係がある.
- 4.The lake is thirty li in circumference .
- この湖の周囲の長さは30里.
- 5.The lake has a circumference of 800 li.
- その湖の周囲は800里.
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