The earth is almost 25 000 miles in circumference.
地球的周长大约为25 000英里。
The earth's circumference is about 25,000 miles.
地球的圆周约为25,000英里。
CARDIA study scientists weighed and measured the waist circumference and BMI of study participants.
从事 CARDIA研究的科学家们，对研究参与者进行称重和腰围与身体质量指数（BMI）的测量。
To translate this formula into an expression, you would use variables to record the radius and circumference.
要将这个公式转换为一个表达式，你需要使用变量来记录半径及周长。
Do not confuse ever the tangential acceleration, which is along the circumference, with centripetal acceleration.
不要把沿圆周的切向加速度与向心加速度混淆。
Head circumference is an indicator of brain volume, so a greater increase in head circumference in a newly-born baby suggests more rapid brain growth.
头围是大脑体积的一个衡量指标，所以新生儿头围越大，表明他们的大脑发育越快。
He said that a surprising finding in the research is that the risk associated with thigh circumference and heart disease is almost the same for men and women.
他表示在研究中一项令人惊奇的发现是，无论对于男性还是女性，大腿围的多少与患心脏病的风险都是密切相关的。
The tree has a circumference of 6 feet.
这棵树周长6英尺。
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.
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。
Finding right triangles with a certain circumference.
给定周长寻找直角三角形。
That point falls on the circumference of the circle.
那一个点落在这圆的圆周线上。
I leap, I spin, I navigate the circumference of each spherical planet, toying with gravity.
我跳起来，旋转，绕着每个星球的圆周行进，玩笑般的对付着地心引力。
He said: 'The increases in waist circumference since 1978 show that children have got bigger.
他说：“从1978年来儿童腰围增加说明他们长得更大。”
That's because some parts of the planet are much bigger than others, at least in circumference.
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。
It's a mathematical constant representing the ratio of any circle's circumference to its diameter.
pai是一个数学常量，代表圆周长跟直径的比值。
It has a circumference of 27 km (17 miles) and lies underground, straddling French and Swiss territory.
它的周长有27公里(约合17英里)，身处地下，横跨法国和瑞士两国。
And, now, let's mention that we have a point that's been painted red on the circumference of the wheel.
现在，我们有一个点,这个点在车轮边缘，它被涂上红色。
To translate this formula into a expression, you would use variables to record the radius and circumference.
要将这个公式转换为表达式，你需要使用变量来记录半径及周长。
When a hatter measures the circumference of your head, he's trying to work out what size of hat would fit you.
当一位制帽商测量你的头围时，他是为了找出适合你的帽子型号。
Do not confuse ever the tangential acceleration, which is along the circumference, with a centripetal acceleration.
但是别把这个切向加速度，它是沿着圆周的，和向心加速度混淆。
Regardless of which diet the subjects were on, their weight loss and decreases in waist circumference were the same for all 4 groups.
不论参加者食用的是哪一种食物搭配，全部四组所减的体重与缩小的腰围都是一样的。
They calculated that a “waist-to-hip ratio” of 0.7, or a waist measuring 70 per cent of the hip circumference, was the “perfect” size.
他们还发现0.7的腰围/臀围比例是最完美的尺寸。
I won't admit how much time I have wasted tracking the circumference of my thighs on a spreadsheet, or my caloric intake on the LoseIt app.
我不想承认我花了多少时间去记录我的腿围，或者在LoseIt应用程序上记录我的卡路里摄取量。
In year five, the waist circumference of the high-depression group was about 1.6 centimeters greater than those who reported low depression.
在第五年中，高度抑郁人群的腰围大约比那些报告轻度抑郁的人粗了1.6厘米。
In year five, the waist circumference of the high-depression group was about 1.6 centimeters greater than those who reported low depression.
在第五年中，高度抑郁人群的腰围大约比那些报告轻度抑郁的人粗了1.6厘米。
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