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来源：雅诚德英语网
Of course, this specialized knowledge gives their employers a competitive edge in the hospitality business, where patrons are not easily impressed---but can be easily bored!
当然，在某些另赞助人印象不深刻并且容易感到厌烦的酒店商务中，是这些专业知识让他们的雇主中获有竞争优势。