circumference [səˈkʌmfərəns]以下由轻松背单词网站提供
单词级别第8级基本释义n.圆周,周长,圆周线英英释义the distance around a circle , or the distance around the widest part of a circular or round object ; the line surrounding a circular space参考例句It's a mile round the circumference of the field. 运动场周长一英里。The diameter and the circumference of a circle correlate. 圆的直径与圆周有相互关系。 推荐阅读 |