porridge是粥的意思，而rice则是米饭的意思，区别可以从以下例子看出：

If you feel not well, you should not eat rice, I will use rice to make some porridge, it is much easy for you to eat, and will help you to exhaust the waste. 如果你身体不舒服，就不要吃米饭，我会用米做些粥，你吃起来方便很多，还能帮你排出废物。

porridge n.粥，稀饭。

rice n.干饭，米饭。