Dictionary entry
air-tight
adjective
不透气的；气密的
not allowing air or gas to pass in or out
- 1.
s having no weak points；s not allowing air or gas to pass in or out
不透气的；[医] 气密的
不透气的；[医] 气密的
In use
The container must be kept air-tight to preserve the freshness of the cookies.
The prosecutor presented an air-tight argument that left no room for doubt.
We sealed the windows with air-tight tape to stop the draft.
air-tight + noun
an air-tight container
一个不透气的容器
be + air-tight
The seal is air-tight.
这个密封是气密的。
keep/make + noun + air-tight
Keep the lid air-tight.
保持盖子气密。
Common mistakes
The air-tight of the container is crucial.The airtightness of the container is crucial.
“air-tight”是形容词，不能作名词。表示“气密性”应用名词形式“airtightness”。
You need to air-tight the door.You need to make the door air-tight.
“air-tight”是形容词，不能作及物动词。应使用“make + 宾语 + air-tight”结构表示“使…密封”。
Connections
Dictionary facts from ECDICT.