We need to educate the public about the importance of healthy eating.

educate 是动词，由前缀 e-（表示"向外"）和词根 duc（引导）加上动词后缀 -ate 组成，字面意思是"引导出来"，引申为"教育、培养"。educate 指通过教学或训练使人获得知识或技能。