1
eat fast food
动词+快餐，表示吃快餐
Many people eat fast food because it is convenient.
很多人吃快餐是因为方便。
快餐
先理解核心含义，再看它在真实句子里的用法。
快餐
Food served quickly in restaurants, often standardized and pre-prepared.
Many people eat fast food because it is convenient.
很多人吃快餐是因为方便。
快餐:餐厅快速供应的食品,通常标准化且预先制备。
Restaurant food that is served quickly, often standardized and pre-prepared.
快餐:制作快速但营养价值低的食物；垃圾食品。
A type of food that is quickly made, but of low nutritional value; junk food.
任何标准化、快速可得且廉价的东西,通常价值较低。
Anything standardized, quickly available, and inexpensive, often, of low value.
I often eat fast food when I am busy with work.
我忙工作时常吃快餐。
Fast food is usually high in calories and low in nutrition.
快餐通常热量高、营养低。
Many people try to avoid fast food to stay healthy.
为了保持健康，很多人尽量避免吃快餐。
动词+快餐，表示吃快餐
Many people eat fast food because it is convenient.
很多人吃快餐是因为方便。
快餐名词作定语，修饰餐馆
We went to a fast food restaurant for lunch.
我们去了一家快餐店吃午餐。
指快餐连锁品牌
McDonald's is a global fast food chain.
麦当劳是一家全球性的快餐连锁店。
Not this
I ate a fast food for lunch.
Use this
I ate fast food for lunch.
“快餐”为不可数名词，不能加不定冠词“a”。
Not this
Fast foods are not healthy.
Use this
Fast food is not healthy.
“快餐”不可数，不可使用复数形式。
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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.