释义 |
di·am·e·ter AHD[dī-ămʹĭ-tər] D.J.[daɪˈæmɪtə]K.K.[daɪˈæmɪtɚ]n.(名词)diameter- Abbr. dia.,diam.Mathematics 缩写 dia.,diam.【数学】
- A straight line segment passing through the center of a figure, especially of a circle or sphere, and terminating at the periphery.直径:穿过一图形,特别是圆形或球形的中心到圆周结束的直线段
- The length of such a segment.直径长:这样一段的长度
- Thickness or width.厚度或宽度
- Middle English diametre 中古英语 diametre
- from Old French 源自 古法语
- from Latin diametrus 源自 拉丁语 diametrus
- from Greek diametros 源自 希腊语 diametros
- dia- [dia-] dia- [前缀,表“完全的,有始有终的”]
- metron [measure] * see mē- 2metron [测量] * 参见 mē- 2
diamʹetral AHD[-trəl] (形容词) |