germfree

germfree的音标是[ˈdʒɜːrmfreɪ]，基本翻译是“无菌的”，速记技巧可以是：谐音“给人家”。

germfree这个词的词源可以追溯到拉丁语“germen”，意为“种子”或“萌芽”。这个词在英语中用来描述无菌或无病原体感染的环境或物品。

germfree的相关单词：

1. sterile（无菌的）：这个词直接来自拉丁语“sterilis”，意为“无生命的”或“无菌的”。它常用来描述无菌的环境或物品。

2. aseptic（无菌的）：这个词来自希腊语“a”（无）和“sepsis”（感染），意为“无感染的”或“无菌的”。

3. pathogen-free（无病原体的）：这个词用来描述没有病原体的环境或物品，它是由“pathogen”（病原体）和“free”（无）组成的。

4. germicide（杀菌剂）：这个词来自拉丁语“germ-”（种子）和“cidere”（杀死），意为杀死种子的药剂。

5. sterilization（灭菌）：这个词由“sterile”（无菌的）和“ization”（化）组成，表示将物品或环境进行无菌处理的过程。

6. sterilant（灭菌剂）：这个词由“sterilize”（灭菌）和“ant”（剂）组成，表示用于灭菌的物质或药剂。

7. aseptic technique（无菌技术）：这个词由“aseptic”（无菌的）和“technique”（技术）组成，表示在医疗操作中使用的无菌技术。

8. sterilization process（灭菌过程）：这个词由“sterilization”（灭菌）和“process”（过程）组成，表示灭菌过程中使用的步骤或方法。

9. pathogen-free environment（无病原体的环境）：这个词由“pathogen-free”（无病原体的）和“environment”（环境）组成，表示一个没有病原体的环境。

10. germ-free diet（无菌饮食）：这个词由“germ-free”（无菌的）和“diet”（饮食）组成，表示一种没有细菌或病原体污染的饮食。

以上这些单词都与germfree这个词有着密切的联系，并且描述了不同的概念和情境，涵盖了无菌、无病原体感染等不同的方面。

常用短语：

1. germ-free environment

2. germ-free animal

3. germ-free laboratory

4. prevent germs

5. germs spread

6. germs in the air

7. germs on the hands

双语例句：

1. In a germ-free environment, bacteria are not allowed to grow, making it easier to maintain a healthy lifestyle. (无菌环境下，细菌无法生长，更容易保持健康的生活方式。)

2. The germ-free animal was raised in a sterile environment and had no immunity to infections. (无菌动物在无菌环境下长大，没有免疫力，容易感染。)

3. Germs spread quickly in this crowded city, making it difficult to maintain personal hygiene. (在这个拥挤的城市里，细菌传播得很快，很难保持个人卫生。)

4. Germs on the hands can easily spread to other areas of the body, making it important to wash hands frequently. (手上的细菌很容易传播到身体的其他部位，所以经常洗手很重要。)

英文小作文：

Germ-free Living: The Benefits and Challenges

Germ-free living is a unique way of life that eliminates the presence of germs and bacteria, providing a healthier and cleaner environment for individuals to live in. In a germ-free environment, bacteria are not allowed to grow, making it easier to maintain a healthy lifestyle by avoiding infections and reducing the risk of diseases. However, living in a germ-free environment also comes with its challenges. Firstly, it requires strict sterilization measures to ensure that no germs enter the environment, which can be difficult and costly to maintain. Secondly, germs can still be found in the air and on surfaces, making it important to maintain good personal hygiene habits such as frequent hand washing and wearing masks when outdoors. Overall, germ-free living provides many benefits, including a healthier lifestyle and a cleaner environment, but it also comes with its own unique challenges that require careful consideration and planning.