In the following statements, what regards A as the unit "1" is how much of A is equivalent to B
下列说法中，把甲看作单位"1"的是甲的多少相当于乙
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>