dessert既是可数名词又是不可数名词，当指甜食的时候为不可数名词，单指一个或几种甜食的时候是可数名词，比如：have ice cream for dessert。
dessert 的词义
n.（作为名词）
[美国英语](正餐结束时上的)甜点心(如布丁、馅饼、糕点、冰淇淋等)，甜(尾)食
[英国英语](餐后、甜食后吃的)水果和坚果
adj.（作为形容词）
吃甜点心用的
dessert英语例句
1. Scott was obviously inebriated by the time the dessert was served.
到了上甜点的时候，斯科特显然已经喝醉了。
2. "I really want some dessert," Keaton says, smacking his lips.
“我真的很想吃点儿点心，”基顿咂着嘴说。
3. He finished his dessert and patted his paunch.
他吃完甜点，拍了拍他的大肚子。
4. What's for dessert ?
餐后甜点吃什么?
5. This dessert can be served straight from the fridge.
这种甜食从冰箱里拿出来就可以吃。
6. This dessert can be served straight from the refrigerator.
这甜点从冰箱里拿出后即可食用。
7. I was tempted by the dessert menu.
甜食菜单馋得我垂涎欲滴。
8. They went into the cafe for coffee and dessert.
他们到咖啡馆喝了杯咖啡,吃了些点心.
9. We had ice cream for dessert.
我们餐后吃的甜点是冰淇淋.
10. I'll have just a trifle of the dessert.
我只要吃少量的甜点心.
11. Freshly baked apple pie makes a tasty dessert.
新烤的苹果派是很可口的饭后点心.
12. They served apple pudding for dessert.
他们端上了苹果布丁作为甜食.
13. Would you like some apple pie for dessert?
你想不想要些苹果派当甜点?
14. We had raspberries and cream for dessert.
我们甜点吃奶油木莓子.
15. My only gripe is that one main course and one dessert were unavailable.
我唯一不满的就是连一道主菜和一份甜点都没有。