diameters是什么意思？

diameters

英[da'ɪæmɪtəz] 美[da'ɪæmɪtəz]

• n. 直径( diameter的名词复数 )，放大率；

例句

• The microscope magnifies the object 100 diameters. 显微镜把物像放大了一百倍.
• This microscope magnifies 40 diameters. 这台显微镜能放大40倍.
• Any two diameters of a circle intersect each other. 圆周内两直径必相交.
• Idear for deburring and polishing inside diameters of pipe and tubing. 理想的用于管、孔内壁的去毛刺、抛光和难以到达处的打磨抛光.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  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.
  例句
  ...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 ...a length of 22-mm diameter steel pipe. 一段直径为 22 毫米的钢管