fast food是不可数名词，意思是速食，快餐。
例句：Fast food is very poor in vitamins and minerals.快餐中缺乏维生素和矿物质。
James works at a fast food restaurant.
詹姆斯在一家快餐店工作。
The two men chatted about such trivia as their favourite kinds of fast food.
那两位男子聊着诸如他们最喜欢的快餐之类的琐事。
Cooking up a quick dish doesn't mean you have to sacrifice flavour. Nor does fast food have to be junk food.
做一道快餐并不意味着你就得牺牲味道。快餐也不见得非得是垃圾食品。
He started a fast food chain.
他开创了一家快餐连锁店。
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