"Good nutrition" is a term used to describe a healthy diet that provides the body with all the necessary nutrients it needs to function properly. These nutrients can come from a variety of sources, including fruits, vegetables, whole grains, proteins, and fats.
来源：
Good nutrition can come from a variety of sources, including whole foods such as fruits, vegetables, whole grains, and proteins, as well as fortified foods and supplements. It is important to consume a varied and balanced diet to ensure that the body is getting all the necessary nutrients it needs.
英文例句：
"Eating a well-balanced diet is important for good nutrition." (吃平衡饮食对良好营养很重要。)
"Good nutrition is essential for maintaining a healthy weight." (良好营养对保持健康体重至关重要。)
"A diet rich in fruits, vegetables, and whole grains is essential for good nutrition." (富含水果、蔬菜和全谷物的饮食对良好营养至关重要。)