She deserves credit for the increase in sales and the resultant increase in profit.她应该为销售额的增长以及由此产生的利润的增加而受到表扬。The decrease in profit has been put into reverse.利润下降已得到了扭转。A small percentage reduction in the cost of materials would mean a significant increase in profit.材料成本的小幅降低会带来利润的大幅提高。