Pour 2 liters of water into a cup with a capacity of 250 ml, how many cups can be poured.
把2升的水倒入容量为250毫升的杯中，可倒多少杯．
<gadget id="calculator">1_000 / 250</gadget>
<output>4</output>

<gadget id="calculator">2 * 1 * 4</gadget>
<output>8</output>

<result>8</result>