The flower bed in the garden in the middle of the street is a rectangle with a length of 19 meters and a width of 6 meters. How many meters does it take to walk around the flower bed 4 times?
街心花园的花坛是一个长19米、宽6米的长方形，围着花坛走4圈，要走多少米？
<gadget id="calculator">19 + 6</gadget>
<output>25</output>

<gadget id="calculator">25 * 2 * 4</gadget>
<output>200</output>

<result>200</result>