meals on wheelsˌmiːlzɒnˈwiːlz高 基本例句 n.用作sing 上门送餐服务 Boomers are expressing interest in mentoring and tutoring youths, helping the elderly remain independent, and serving in programs such as Meals on Wheels and the Peace Corps. 高峰期人群表达了他们乐意指导和监管青年人,帮助老年人保持独立,参加如赈济粮食、或者和平等活动。 blog.sina.com.cn