刚吃饱饭
having recently eaten
  Never go swimming on a full stomach. 饭后不要立即去游泳。 
 The tablets are not to be taken on a full stomach.
 In any case, strenuous exercise on a full stomach is a bad idea.
 I don't like going to bed on a full stomach.
 I would never go running on a full stomach.
 He says you shouldn't meditate on a full stomach.
 See also: full adjective (FOOD)