圆周长 [数] circumference ; length of circumference
圆的周长 circumference ; the circumference of the circle ; circumference of a circle
基准圆周长 [机] datum circumference
外接圆周长 circumscribed circumfprence
有效圆周长 [数] effective circumference
外圆周长 outer circumference
圆周长度 circumference
节圆周长 [机] pitch circumference
轴瓦半圆周长 half peripheral length
全圆周长 whole perimeter
进化论的作者、年轻的英国植物学家查尔斯·达尔文，是第一个看到落叶柏树干圆周长达一百三十英尺的欧洲人。
A young English botanist named Charles Darwin, the author of the theory of evolution, was the first European to see alerces, with trunks that had a circumference of 130 feet.
那是因为，至少在圆周长度方面，我们星球上的一些地方比其他的要大。
That's because some parts of the planet are much bigger than others, at least in circumference.
这一环形交叉的圆周长度大约是3.4公里，环绕交叉的道路是波斯兰苏丹萨拉赫丁阿卜杜勒阿齐兹沙阿路。
The circumferential length of this roundabout is approximately 3.4km, and the road that circumvents it is Persiaran Sultan Salahuddin Abdul Aziz Shah. (Link).
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