The circle's circumference measures approximately 31.4 centimeters.
这个圆的周长大约是31.4厘米。
We walked along the circumference of the large park.
我们沿着大公园的周长散步。
The circumference of Earth is about 40,075 kilometers.
地球的周长大约是40,075公里。
He calculated the circumference using the diameter of the circle.
他用圆的直径计算周长。
The tree's trunk has a circumference of nearly five meters.
这棵树的树干周长接近五米。
The circumference of the wheel determines its travel distance per rotation.
车轮的周长决定了每转一圈的行进距离。
They measured the circumference of the pond with a rope.
他们用绳子测量了池塘的周长。
The balloon expanded, increasing its circumference significantly.
气球膨胀了，其周长显著增加。
The formula for the circumference of a circle is 2πr.
圆的周长公式是2πr。
The artist drew a perfect circumference without any tools.
艺术家不用工具画出了一个完美的周长。
circumference of a circle 圆的周长
calculate the circumference 计算周长
measure the circumference 测量周长
circumference of the earth 地球的周长
circumference of a sphere 球体的周长
find the circumference 找到周长
circumference of a cylinder 圆柱的周长
复数: circumferences;
