... poor in quality 劣质的 poor insulation 不良绝缘 poor insulator 不良绝缘子 ...
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... 接头松动 loose connection 绝缘不良 poor insulation 保险丝熔断 fuse was melted ...
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The big question for ministers is this - how can they enforce better standards on new homes and how can they fix the poor insulation standards and heat loss from existing homes?
BBC: The ?1,000-a-year heating bill is here.
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