fast food是不可数。
fast food：n.快餐; 速食。
扩展资料
Most of the time we just ate snacks and fast food.
多数时候我们只吃点心和快餐。
We are being supersized into obesity by the fast food industry.
我们正被快餐业催肥。
Megamalls and fast food restaurants line the highway system.
公路系统沿线有大型商场和快餐店。
James works as assistant chef at a fast food restaurant
詹姆斯在一家快餐店当助理厨师。
The two men chatted about such trivia as their favourite kinds of fast food
这两个男人闲聊了些诸如彼此最喜欢的快餐这样的琐事。
