她是精明的家庭主妇吗？
一位精明的家庭主妇听说有一种炉子用起来可以比她现在用的炉子省一半的煤。
A smart housewife was told that there was a kind of stove which would only consume half of the coal she was buming.
有一次某个人告诉一个精明的家庭主妇说有一种炉子，用起来可以比她现在用的炉子省一半的煤。
Once somebody told a smart housewife that there was a kind of stove, which would only consume half of the coal she was burning.
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