The circumference of the large circle is 8 times the circumference of the small circle, and the diameter of the small circle is equal to the diameter of the large circle
大圆的周长是小圆周长的8倍，小圆直径相当于大圆直径的多少
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>