The boiling point of alcohol is 173.3 degrees Fahrenheit. It is known that Fahrenheit = Celsius * 1.8 + 3.2. If the boiling point of alcohol is expressed in Celsius, what should it be?
酒精的沸点是华氏173.3度，已知华氏温度=摄氏温度*1.8+3.2，如果把酒精沸点用摄氏度表示，应为多少．
<gadget id="calculator">173.3 - 3.2</gadget>
<output>170.1</output>

<gadget id="calculator">170.1 / 1.8</gadget>
<output>94.5</output>

<result>94.5</result>