是单数，没有复数，因为它是不可数名词。
n. 稀粥，燕麦粥This gruel is too thin.
粥太稀了。
My parents like eating gruel.
我父母喜欢吃稀粥。
We had gruel for the breakfast.
我们早餐吃的是麦片粥。
I'd like to add some more milk to my gruel.
我想往我的燕麦粥里再加一点牛奶。
Gruel is a food made by boiling oats with water or milk.
稀粥是一种用水或牛奶煮燕麦而成的食物。
不可数名词，意思是粥，例如：
1、This gruel is too thin.粥太稀了。
2、The rice gruel is well cooked.粥熬得挺黏糊的。
3、The maid， wang mah， came in with a bowl of bird's-nest gruel for him.王妈捧着燕窝粥进来，吴荪甫也没觉得。
4、We had gruel for the breakfast.我们早餐吃的是粥。
