在英語中泛指蔬菜(vegetable),一般用單數,其實這時蔬菜是不可數名詞。如果是指某種蔬菜,如黃瓜,西紅柿,白菜等,這時兩種以上蔬菜(vegetables)就要用複數了。
vegetable,蔬菜的總類,泛指蔬菜。vegetables,,是實際的,是那些蔬菜,具體的。
當用於表示蔬菜的種類時,為可數名詞。如:
There are  two vegetables
in my  vegetable garden。 
當用於表示蔬菜這一整體概念時,則為不可數名詞。如: We  should often eat vegetable which is good for us.
vegetables是vegetable的複數形式。vegetable表示 “蔬菜”,是可數名詞,通常用其複數形式。
如: She bought a lot of fresh fruit and vegetables. 她買了許多新鮮水果和蔬菜
Growing your own vegetables sounds like a lot of sweat.自己種菜吃,這恐怕很累吧。
The vegetables are stirred into the rice while it is hot.趁米飯熱時把蔬菜拌進去。
兩者的區別如下:
vegetable是單數名詞時,其含義為“
蔬菜的總稱,泛指蔬菜
vegetable為複數可數名詞時,表示不同種類的蔬菜。
例如:There are many different kinds of vegetbales in this vegetbale market.