sick,ill,illness,disease在用法上的区别

sick,ill,illness,disease在用法上的区别 disease,illness,sickness,ill,sick的区别 ill与sick,disease,illness illness ill sick 的 区别 ill,illness,disease,sick有什么差别 "disease"" illness"" sickness"用法上的区别是什么? ill,sick,sickness,illness的区别 disease与illness的用法区别 “ill"和“sick"在用法上有区别吗? illness和disease的区别 ill和 sick的区别以及用法 sick和ill的用法和区别