air tight seal

air tight seal的音标为["eə raɪ t] ，意思是空气密闭的密封。

速记技巧：air可以用字母组合ai代替，tight可以用字母组合tac代替，这样就可以快速拼出air tight seal这个单词了。

air tight seal 的英文词源是“air”（空气）和“tight”（紧的）。这个词的含义是“空气完全密封”。

变化形式：复数形式是“seals”，过去式是“sealed”，过去分词是“sealed”。

相关单词：

1. seal (n.)：封条，封蜡；标志，徽章。这个词来源于“seal”的动词形式，意为“封，密封”。

2. seal off：封闭，封锁。这个短语的意思是“封闭，结束某事物的运行”。

3. seal up：封闭，密封。这个词组的意思是“把某物封闭起来，使其无法进入或出来”。

4. sealing wax：封蜡，封印蜡。这是一种用于封条或封口的蜡。

5. seal the deal：确保交易成功。这个词组的意思是“确保交易的完成，使交易成功”。

6. seal the contract：在合同上加盖印章。这个词组的意思是“在合同上加盖印章以表示生效”。

7. air tight (adj.)：无隙的，不漏气的。这个词来源于“air tight seal”，表示没有空气泄漏的情况。

8. tight (adj.)：紧的，绷紧的；严格的，严密的。这个词可以用来描述物体或情况的紧绷状态，也可以用来形容对规则或标准的严格执行。

9. tightrope (n.)：平衡木，人生之路。这个词来源于平衡的状态，可以用来形容人生中的挑战和困难。

10. tightwad (n.)：吝啬鬼，守财奴。这个词来源于“tight”（紧的）和“wad”（小块）的组合，用来形容过分节俭的人。

常用短语：

1. air tight seal

2. tight seal

3. air-tight seal

4. air-sealed

5. hermetic seal

6. air-proof seal

7. air-sealing tape

例句：

1. The container has been air tight sealed to prevent any moisture from getting in.

2. The lid of the jar is tightly sealed to ensure a good air tight seal.

3. The food in the vacuum package has been air-tight sealed to prevent spoilage.

4. The bottle has an air-sealed cap that ensures a secure fit.

5. The hermetic seal on the can ensures that no oxygen can enter, thereby extending its shelf life.

6. The tape used to seal the package is air-proof, ensuring that moisture cannot enter.

英文小作文：

Title: Vacuum Packaging - The Ultimate Air Sealing Technique

Vacuum packaging is a highly effective method of ensuring air tight seals, preventing spoilage and extending the shelf life of food products, chemicals, and other materials. By sucking out all the air from the packaging container, a hermetic seal is created that prevents oxygen and moisture from entering, thereby preserving the contents for longer periods of time.

This technique is commonly used in industrial settings, but it can also be applied at home for small quantities of goods. Using an appropriate vacuum sealer, one can create an air tight seal that will keep the contents fresh for longer. This is particularly useful for perishable goods that need to be stored for longer periods of time or transported to distant locations.

Moreover, vacuum packaging has environmental benefits as it reduces the amount of packaging waste generated, thereby reducing the carbon footprint of the product. Additionally, it helps to preserve the natural freshness and taste of the product, making it a more sustainable and eco-friendly option for consumers and businesses alike.