1. 不透气的：airtight work 气密操作 | airtight 不透气的 | airtight 气密的
2. 密封的：airstrip 飞机跑道 | airtight 密封的 | airward 向上地
3. 气密的：airtight 不透气的 | airtight 气密的 | airtightness 气密性
4. 气密：airthrottle 节气门 | airtight 气密 | airtight 气密的
1. 不透气的；气密的；密封的
If a container is airtight, its lid fits so tightly that no air can get in or out.
e.g. Store the cookies in an airtight tin.
将曲奇饼干存放于密封罐中。
2. （不在场证据或案件、契约、论据）无懈可击的，没有漏洞的，严密的
An airtight alibi, case, argument, or agreement is one that has been so carefully put together that nobody will be able to find a fault in it.
e.g. Mick had an airtight alibi.
米克有确凿的不在场证据。
1. The airtight layer is made of a fabric coated with special materials, which prevents air leakage after pressurization.
2. 911查询·英语单词
2. If you have leftovers, store in an airtight container in the refrigerator.
3. airtight
3. Breathable underwear is better than cotton underwear for cotton underwear is airtight and the undrained sweat can make people feel cold.
4. Western snuff boxes were unsuited to humid Asian conditions and Chinese craftsmen created airtight bottles to keep the powder dry.
5. They will keep for a couple of days in an airtight tin and should be served with an extra pat of butter.
6. Su said the astronaut will put on the suit only when there are problems with the airtight security within the spaceship.
7. Besides the spread of respiratory infectious diseases, crowded and airtight offices can also produce " sick building syndrome ".
8. In the corridor outside the entrance is a rank of " airtight " glass boxes containing Chinese antiquities.
9. The airtight packaging can guarantee the quality of millets for at least two years.
10. A preliminary investigation shows the explosion occurred at an airtight area in the pit.