A sika deer is 1.46 meters high, and a giraffe is three times as tall as a sika deer. How much taller is a giraffe than a sika deer?
一只梅花鹿高1.46米，一只长颈鹿的高度是梅花鹿的3倍．长颈鹿比梅花鹿高多少米？
<gadget id="calculator">1.46 * 3</gadget>
<output>4.38</output>

<gadget id="calculator">4.38 - 1.46</gadget>
<output>2.92</output>

<result>2.92</result>