We don't yet know which strategies and programs are work best, but they're worth testing for one simple reason: if Americans ate a wider variety of fruits and vegetables, and more fruits and vegetables, we know they'd be a whole lot healthier.
我們還不知道哪種方案最好,但它們都值得一試,原因很簡單:如果美國人吃了更多種類的水果和蔬菜,更多的水果和蔬菜,會讓我們變得更健康。