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来源：雅诚德英语网
Of these only 31 were from wolves. A further 53 were from dogs, and two fox droppings had been picked up by mistake.
其中只有31来自于狼，其他53个来自于狗，其余两个是错误的采集了狐狸的粪便。
Of these only 31 were from wolves. A further 53 were from dogs, and two fox droppings had been picked up by mistake.
其中只有31来自于狼，其他53个来自于狗，其余两个是错误的采集了狐狸的粪便。