diameter
英[daɪ'æmɪtə]
美[daɪ'æmɪtɚ]
- n. 直径
英英释意
- 1. the length of a straight line passing through the center of a circle and connecting two points on the circumference
- 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)