[] the theory that a small number or amount of sth always creates a large part of the results, problems, value, etc. associated with it 帕累托原则◆Pareto's principle tells you that 80 per cent of your sales will come from 20 per cent of your sales staff. 帕累托原则告诉我们，百分之八十的销售额将来自百分之二十的销售员工。◆applying Pareto's principle in management 在管理中应用帕累托原则SYN80/20 rule ➡ picture at Pareto analysis ⓘ Pareto's original theory was that 20% of people in a society own 80% of the wealth. 帕累托的最初理论为社会中 20% 的人口拥有 80% 的财富。