junk food是不可数名词,因为当指“食物、食品”的时候是不可数名词。例句:We are out of food.我们吃完食物了。当food表达某种特殊种类的食物,可用作可数名词。例句:Certain types of foods are also sold in pressurized canisters.某些食物也放在压缩罐中出售。
习惯用语
chew the food寻思、玩味
convenience food简便食品
heavy food油腻而难消化的食物
off one's food胃口不佳、食欲减退
punish one's food大吃特吃、吃个痛快
food例句
1.fast-foodfranchises
快餐特许经营连锁店
2.fast-fooddrive-ins
汽车快餐店
3.food-bearing
食品运输的
4.Thai food's very moreish, isn't it?
泰国菜让人吃不够,是吧?
5.British food is proverbially bad.
英国食物不好吃,这是大家都知道的。