vegetable和vegetables
1、vegetable 蔬菜的.总类,泛指蔬菜
(当用于表示蔬菜这一整体概念时,则为不可数名词)
eg. I like vegetable. 我喜欢蔬菜。
We should often eat vegetable which is good for us.
我们应该常吃对我们有益的蔬菜。
2、vegetables 不同种类的蔬菜
(当用于表示蔬菜的种类时,为可数名词)
eg. We've grown many vegetables in our garden.
我们在花园里种了许多种蔬菜.
There are two vegetables in my vegetable garden;
我们的菜园有两种菜。