That rise far outpaced the percentage increases in how many greens Americans ate during that time, according to the U.S. Centers for Disease Control and Prevention researchers.

• 美国人这段时间里吃蔬菜的人的比例上升远远超过了这个绿色植物有关的食源性疾病爆发比率，据美国疾病控制和预防研究。