diameter中文什么意思

n.
1.直径。
2.(显微镜等的)放大倍数。
短语和例子
+更多解释...a lens magnifying 2,000 diameters 能放大二千倍的透镜。

• in diameter:    直径为-
• conjugate diameter; sacropubic diameter:    骨盘直径；荐耻直径
• diameter diameter(dia:    穿过直径

例句与用法

更多例句：  上一页    下一页

1. The bolt has a diameter of 1cm .
   螺栓直径为1厘米。
2. The human eye has a pupil diameter which, of course, varies .
   人眼瞳孔直径当然是可变的。
3. The diameter of mars is slightly over half that of the earth .
   火星的直径比地球的半径稍大些。
4. The stem has a slightly smaller diameter than the valve bore .
   阀杆的直径略小于阀体孔的直径。
5. The diameter of the column has now decreased to 2, 000 feet .
   这时水柱的直径已减少到2000英尺。

英文释义

名词

1. the length of a straight line passing through the center of a circle and connecting two points on the circumference
   同义词：diam
2. a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)