circum

circum的音标是[ˈsɜːkmɪəm]，基本意思是“围绕，环绕，顺延，包围”等，速记技巧是“环+形=环形的”。

Circum这个词的词源可以追溯到拉丁语circums,意思是“环绕，围绕”。它的变化形式主要有circum-和circumstance-。

相关单词：

1. circumstance：这个词在英语中主要指环境、情况或条件，其词源就是circum-加上-stance。这个词可以作为名词使用，也可以作为形容词使用。

2. circumnavigate：这个词的意思是环绕航行，它的词源是circum-加上navigate，navigate是航行的意思。

3. circumference：圆的周长，这个词是由circum-和-ference构成的，表示周围或周长。

4. circumlocution：绕圈子的说法，这个词是由circumlocu-tion构成的，表示围绕主题的冗长描述。

5. circumvent：规避，绕过，这个词是由circumvent-构成的，表示环绕或绕道而行以规避问题。

6. circumstantial：根据情况的，这个词是由circumstance-加上-ial构成的，表示根据环境或情况而定的。

7. circumlocutio：绕圈子的讨论，这个词是由circumlocu-tion构成的派生词，表示冗长的、绕圈子的讨论。

8. circumambulate：环行，这个词是由circumambulate构成的，表示围绕某物或某地来回走动。

9. circumspection：周全的考虑，这个词是由circum-加上inspection构成的，表示环绕并仔细检查。

10. circumspect：谨慎的，这个词是由circum-加上-spect构成的，表示小心谨慎地观察或考虑。

以上这些单词都反映了circum这个词在英语中的重要性和广泛使用。它们不仅反映了circum这个词的词源和变化形式，也展示了它在英语中的丰富含义和使用方式。

常用短语：

1. around the world

2. in a circle

3. on the cusp of

4. up in the air

5. break the ice

6. hit the ground running

7. keep one"s feet on the ground

例句：

1. I want to travel around the world to see the beauty of this planet.

2. She danced in a circle to the rhythm of the music.

3. We are on the cusp of a new era of technology.

4. The decision is still up in the air, we don"t know what to expect.

5. After a long silence, he finally broke the ice with a joke.

6. As soon as we hit the ground running, we got to work on our project.

7. He always keeps his feet on the ground and doesn"t get too excited about success.

英文小作文：

When it comes to success, many people dream of achieving it quickly and easily. But in reality, success takes time and effort, and requires a strong foundation. It is important to keep our feet on the ground, stay focused, and work hard to achieve our goals. At the same time, we should be open to new opportunities and experiences that will help us grow and develop as individuals. By staying grounded and staying open, we can break through any obstacle and achieve our dreams.