英语翻译When it heats up,one metal strip expands more than the other,forcing the bimetallic strip to bend.When a certain temperature is reached,the circuit breaks and the electric irion is turned off.When
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加热后,其中一块金属片膨胀程度比另一块大,这便引起双金属片弯曲.当达到特定温度时,电路断开,电熨斗停止工作.温度冷却下来后,双金属片再次拉直,这时电路闭合,电熨斗再次工作.