Word · Frequency #22180
airtight
气密的，不透气的
核心释义
sealed so that no air can enter or escape
- 1.
不透空气或其他气体的。
Impermeable to air or other gases.
- 2.
没有弱点
having no weak points
- 3.
没有弱点或缺陷的。
Having no weak points or flaws.
- 4.
不允许空气或气体进出
not allowing air or gas to pass in or out
- 5.
在某些事情上非常保守,尤其守口如瓶或吝啬。
Highly reserved in some matter, particularly tight-lipped or tight-fisted.
- 6.
同时被插入阴道、肛门和口腔的。
Triply penetrated simultaneously in the vagina, anus and mouth.
无懈可击的；不透空气或其他气体的。；没有弱点；没有弱点或缺陷的。；不允许空气或气体进出
用法In use
The container has an airtight seal to keep the food fresh.
用法提示：名词前修饰，表示容器不透气
Her argument was airtight, leaving no room for doubt.
用法提示：表语形容词，比喻义指逻辑严密
Make sure the lid is airtight before storing the leftovers.
用法提示：表语形容词，强调物理上的气密性
an airtight defense
an airtight argument
airtight + noun
用于修饰容器、系统等。
The company uses an airtight storage container.
该公司使用气密储存容器。
相关词与表达Connections
搭配Collocations
- airtight container
- 密封容器
- Store the coffee beans in an airtight container to keep them fresh.把咖啡豆存放在密封容器中以保持新鲜。
- airtight seal
- 气密密封
- The lid forms an airtight seal, so the food stays fresh.盖子形成气密密封，因此食物保持新鲜。
- airtight packaging
- 密封包装
- These snacks have airtight packaging to keep them from going stale.这些零食采用密封包装，以免受潮变味。
- airtight alibi
- 无懈可击的不在场证明
- He had an airtight alibi for the night of the robbery.他对抢劫之夜有无懈可击的不在场证明。
- airtight case
学习提示Learner notes
记忆技巧Memory Tip
把空气（air）紧紧（tight）关住——既指密封不漏气，也比喻毫无破绽。
语境与语域Context & Register
语域：neutral 常见场景：食品储存、包装运输、建筑门窗 airtight 最常见的用法是表示“气密的、不透气的”，属于中性词，多用于容器、包装、门窗等能阻挡空气或气体进出的语境。学习时优先掌握这个字面意义比较稳妥。
发音与拼写Pronunciation & Spelling
air, hair, chair, fair rhyme with the 'air' in airtight, all pronounced /ɛr/. tight and night rhyme with the final /taɪt/, sharing '-ight'. Beware lookalikes: 'straight' /streɪt/ and 'eight' /eɪt/ look similar but do not rhyme.
Dictionary facts from ECDICT, WIKTIONARY.