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have an appetite for sth
She has a voracious appetite for knowledge.
她对知识有着如饥似渴的渴望。
食欲；胃口
先理解核心含义，再看它在真实句子里的用法。
食欲；胃口
A desire to eat food or drink.
She has a voracious appetite for knowledge.
她对知识有着如饥似渴的渴望。
食欲；胃口
A desire to eat food or consume drinks.
对某物的渴望
a feeling of craving something; ; - Granville Hicks
强烈欲望；渴望；热望
Any strong desire; an eagerness or longing.
The desire for some personal gratification, either of the body or of the mind.
After a long hike, I had a huge appetite and ate a large meal.
长途徒步后，我的胃口很大，吃了一顿大餐。
AI contextual example
She lost her appetite when she was sick with the flu.
她患流感时失去了食欲。
AI contextual example
Regular exercise can help maintain a healthy appetite.
定期锻炼有助于保持健康的胃口。
AI contextual example
an appetite for life
对生活的热情。
WordNet
She has a voracious appetite for knowledge.
她对知识有着如饥似渴的渴望。
The trailer whetted my appetite for the movie.
预告片激起了我对这部电影的渴望。
也可指失去对某事的兴趣。
He lost his appetite after the bad news.
听到坏消息后他失去了食欲。
Not this
I have no appetite of spicy food.
Use this
I have no appetite for spicy food.
介词错误：中文说'对...的胃口'，但英语中'appetite'后接介词'for'表示对某物的渴望，不能使用'of'。
Not this
I have appetite for dinner.
Use this
I have an appetite for dinner.
冠词缺失：'appetite'是可数名词，通常与不定冠词'an'连用，表示'一种食欲'，单独使用'appetite'不符合英语习惯。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
胃口好
After the long walk, I had a good appetite and ate everything on my plate.
长途步行后，我胃口很好，把盘子里的东西都吃光了。
失去食欲
She lost her appetite after hearing the bad news.
听到坏消息后，她失去了食欲。
影响某人的食欲
Don't eat candy before dinner; it will spoil your appetite.
晚饭前不要吃糖果，那会影响你的食欲。
引起某人的兴趣（或食欲）
The appetizer whetted our appetite for the main course.
开胃菜激起了我们对主菜的食欲。
对……有欲望
He has a huge appetite for adventure and travel.
他对冒险和旅行有极大的渴望。
无法满足的欲望
The child has an insatiable appetite for knowledge.
这个孩子对知识有无法满足的渴望。
引起某人的兴趣或食欲
The trailer for the movie whetted my appetite to see it.
电影的预告片激起了我观看的欲望。
对……有渴望
She has an insatiable appetite for adventure.
她对冒险有无尽的渴望。
通过活动增进食欲
After hiking all morning, we worked up a big appetite.
徒步一上午后，我们胃口大开。
胃口越吃越大。（法国谚语）
Once he started his new hobby, his appetite for learning grew.
一旦他开始这个新爱好，他对学习的欲望就增长了。
好胃口就是一种好酱料。（谚语，意为饥饿时食物更美味）
He had a good appetite, so even the simple meal was delicious.
他胃口很好，所以即使是简单的饭菜也很美味。
Use appetite naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆：单词里藏着一只宠物（pet），它摇尾巴就是想吃东西，对应“食欲”。
既可用于指食物的食欲，也可比喻渴望（如对知识、冒险等），属于中性语域。日常和书面语均常见，具体语境决定其修辞色彩。
可数名词，常用单数形式；后接介词for表示对某物的渴望。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.