1·The earth's circumference is about 25,000 miles.
地球的圆周约为25,000英里。
—— 《新英汉大辞典》
2·I have to have a whole number of wavelengths to get around the circumference.
我必须有很多波长才能绕这个圆周。
3·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。
4·Now all the mass is at the circumference, and now it takes more time.
现在所有的质量都在圆周上，现在它会花更多的时间。
5·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。
1·The earth is almost 25 000 miles in circumference.
地球的周长大约为25 000英里。
—— 《牛津词典》
2·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。
3·They find themselves surrounded, and Paris is one-third the size of London at this same time, or at any other time, but it has a huge circumference.
他们发现自己被包围了，而巴黎的面积相当于当时或其他任何时候伦敦的三分之一，但它的周长很大。
4·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。
5·Eratosthenes calculated the distance to the sun in 200bc, having already deduced the circumference of the Earth.
公元前200年，埃拉托色尼在计算地球到太阳的距离时，已经推算出地球的周长。
1·The VAS scores, wrist flexion, extension and circumference measurements before and after treatment are given in Table 1.
输精管分数，手腕和周向弯曲，延长治疗前后测量由表1给出。
2·The velocity vector and vortical contour in three different circumference positions were successfully acquired and the structure of the tip leakage vortex was clearly illustrated.
测量得到了三个不同周向位置下的涡量图和速度矢量图，并观测到了叶顶泄漏涡的涡旋结构。
3·The results show that the temperature of deflected vectored nozzle varies apparently along the circumference, temperature along the deflecting direction is lower than that of the opposite direction.
结果表明：偏转矢量喷管的壁温沿周向有明显变化，沿偏转方向的壁温较低，相反方向的壁温较高。
4·The main fact to influence the types of roots of Maxillary third molar was the largest circumference of crown, not the types of cusps.
影响上颌第三磨牙牙根型的主要因素是牙冠最大周径，而不是牙尖型；
5·Each of the rollers (15) has a bearing portion of a rotary shaft 17 formed inside the gear portion (22) at the outer circumference of the drive gear (13).
各滚筒(15)的旋转轴(17)的轴承部形成于上述驱动齿轮(13)外周的齿部(22)的内侧。
1·Sensitive coefficients of engine circumference temperature distortion were derived. A group of temperature distortion parameters with most influence on steady operation was finally determined.
得到了发动机的周向温度畸变敏感系数，最终确定了对发动机稳定工作影响最大的一组温度畸变参数。
2·The numerical simulation of adsorbent bed has adopted one-dimensional uniform pressure field model along the circumference.
吸附床的数学模拟采用沿吸附床周向的一维均匀压力场模型。
3·Interior hub sleeve has the continuous wavy guide slot that circumference is extended, and outer hub sleeve has evenly distributed and axially extended slot on its inner cylinder face.
内毂套具有周向延伸的连续的波状导槽，而外毂套具有在其内圆柱面上均匀分布且轴向延伸的沟槽。