rice和meat是不可数名词。
ricen.大米;稻米;稻;
meatn.肉类;(某种)食用肉;重要的部分;有趣的部分
The meat needs to stew for two hours.
这肉得炖两小时。
He likes the traditional meat and two veg for his main meal.
他主餐喜欢传统的一荤两素。
Could you give the rice a stir?
你把米饭搅一搅好吗?
水利万物而不争,
而万物莫能与之争。