And for retrofitting older buildings to be more energy effcient, wood is a good insulator.
为使旧建筑更节能,木材是很好的绝缘体。
单词 | effcient |
释义 |
effcient
原声例句
经济学人(汇总) And for retrofitting older buildings to be more energy effcient, wood is a good insulator. 为使旧建筑更节能,木材是很好的绝缘体。 |
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