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1.The new design of the petticoat insulator is very popular among women.
这种绝缘衬裙的新设计在女性中非常受欢迎。
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2. The petticoat insulator is a crucial component in the electrical circuit.
绝缘衬裙是电路中至关重要的组成部分。
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3.The engineer carefully inspected the petticoat insulator before installing it.
工程师在安装之前仔细检查了绝缘衬裙。