营养: nutrition; nourishment; pabulum; tropho-; troph-; -trophy; -trophic; -trophin 短语和例子富于营养 nourishing; nutritious; 关心儿童营养 take care of the nutrition of the children; 从群众中吸取政治营养 derive politic
卫生: hygienism; hygiene; health; sanitation 短语和例子个人卫生 personal hygiene; 公共卫生 public health; 环境卫生 environmental sanitation; 讲卫生 pay attention to hygiene; 饭前不洗手, 不卫生。 it is unsanitary to eat with