Fahrenheit = Celsius * 1.8 + 32, when a person's body temperature is 97.7 degrees Fahrenheit, what is the temperature in Celsius.
华氏温度=摄氏温度*1.8+32，当一个人的体温为华氏温度97.7度时，其体温相当于摄氏温度多少度．
<gadget id="calculator">97.7 - 32</gadget>
<output>65.7</output>

<gadget id="calculator">65.7 / 1.8</gadget>
<output>36.5</output>

<result>36.5</result>