名词radius
名词
1. Measure the diameter of this circle.
量一下这圆的直径。
2. The pond has a diameter of three hundred metres.
这池塘直径有三百米。
3. This glass magnifies 20 diameters.
这个放大镜能放大二十倍。
1. 直径;对径
The diameter of a round object is the length of a straight line that can be drawn across it, passing through the middle of it.
e.g. ...a tube less than a fifth of the diameter of a human hair.
直径不足人的头发直径1/5的电子管
e.g. ...a length of 22-mm diameter steel pipe.
一段直径为 22 毫米的钢管
1. 直径;对径
The diameter of a round object is the length of a straight line that can be drawn across it, passing through the middle of it.
e.g. ...a tube less than a fifth of the diameter of a human hair.
直径不足人的头发直径1/5的电子管
e.g. ...a length of 22-mm diameter steel pipe.
一段直径为 22 毫米的钢管
