adj.有益于健康的;
例句:
The healthful man can give counsel to the sick.
健康的人可以对生病的人提出忠告.
The patients are provided with a very healthful diet in the hospital.
医院为病人提供有助于健康的食物.
All vegetables are healthful foods.
各种蔬菜都是有益于健康的食物.