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来源：雅诚德英语网
This reminds me of over 20 years ago, when I visited a farmer's family in remote Gansu. The mother was blind, yet she managed to make her home clean and tidy.
看到这位网友的问题，我就想起20多年前我曾经在甘肃的一个偏僻山区，到一户农民家里，妈妈是一个盲人，但是家里收拾的整整齐齐。