There are 54 students in class 41. In the physical education class, the teacher asked the students to form a circle to play games. The distance between every two adjacent students is 2 meters. What is the circumference of this circle in meters?
四1班有54名同学，体育课上老师让同学们围成一个圆圈做游戏，每相邻两名同学之间的距离都是2米．这个圆圈周长是多少米？
<gadget id="calculator">2 * 54</gadget>
<output>108</output>

<result>108</result>