她每天晚上都要出门溜狗，或向左走或向右走，直到街尾后返回。
Every evening she walks her dog by leaving her house and randomly turning left or right and walking to the end of the street and back.
她每天晚上都要出门溜狗，或向左走或向右走，直到街尾后返回。
Every evening she walks her dog by leaving her house and randomly turning left or right and walking to the end of the street and back.
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