electric defroster shield

例句：

1. 1.The electric defroster shield is a crucial part of the refrigerator's maintenance.
   电冰箱除霜器防护罩是冰箱维护中至关重要的部分。
2. 2. The new design of the electric defroster shield has made it more energy-efficient.
   新型电冰箱除霜器防护罩的设计使其更加节能。
3. 3.The electric defroster shield can prevent the accumulation of frost and ice on the surface of the refrigerator.
   电冰箱除霜器防护罩可以防止冰箱表面结冰和霜的积累。