英语词汇“petticoat insulator”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	petticoat insulator
释义	petticoat insulator petticoat insulator [′ped·i‚kōt ′in·sə‚lād·ər] (electricity) Insulator having an outward-flaring lower part that is hollow inside to increase the length of the surface leakage path and keep part of the path dry at all times.
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