An electronic clock rings once on the hour every day, and lights up every 18 minutes. At 2:00 pm, it both rings and lights up. When is the next time it rings and lights up again?
一个电子钟，每天整点响一次铃，每走18分亮一次灯，下午2时整，它既响铃又亮灯，下一次响铃又亮灯是几时？
<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<result>5</result>