求翻译：拿一杯温开水倒入水杯中.几分钟后.温度开关动作.常开接点闭合.电扇开始转动.然后倒掉温开水.再加入冷水.几分钟后.电扇停止转动.是什么意思？

Take a cup of warm water poured into a water glass. Few minutes later. Temperature switch action. Normally open contact closure. Electric fan starts to rotate. Then drained warm water and then adding cold water. Fan stops turning after a few minutes.

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Pour a cup of warm water into the water in the Cup. after a few minutes. temperature switch actions. normally open contact closing. fan starts rotating. then pour away the warm boiling water. then add cold water. after a few minutes. fans to stop spinning.

Takes cup of warm boiling water to pour into in the drinking glass. After several minutes. Temperature switch movement. Often opens junction closure. The electric fan starts to rotate. Then falls over the warm boiling water. Again joins cold water. After several minutes. The electric fan stops the r