demonstration音標為[?dem?n?stre??n]，基本翻譯為“示范；示威游行；展示；證明”。速記技巧可以是：dem+stand+sh。

英文詞源：

Demonstration：源自拉丁語“demonstrare”，意為“展示，證明”。

變化形式：

1. Demonstrative：形容詞形式，意為“指示的，明顯的”。

2. Demonstrate：動詞形式，意為“展示，證明，演示”。

相關單詞：

1. Demonstrateable：可證明的，可演示的。

2. Demonstrateless：無證明的，無法證明的。

3. Demonstrate-proof：防演示的，防證明的。

4. Disdemonstration：非演示，非展示。

5. Pro-demonstration：支持展示，支持證明。

6. Demonstrator：演示者，講解員。

7. Demonstrate-based：基于展示的。

8. Demonstrate-oriented：以展示為導向的。

9. Demonstrate-proofing：防演示證明工作。

10. Demonstrate-ready：演示準備就緒。

例句：The professor gave a powerful demonstration of the new technology, explaining its benefits and drawbacks in layman"s terms.（教授對新技術的強大展示，用通俗易懂的語言解釋了它的優缺點。）

常用短語：

1. demonstration of knowledge

2. practical demonstration

3. demonstration project

4. demonstrative speech

5. demonstrator

6. demonstrative example

7. demonstration of skills

例句：

1. The teacher conducted a classroom demonstration to illustrate the correct way to use a hammer.

2. The company is conducting a safety demonstration to educate employees about workplace safety procedures.

3. The government has launched a public health demonstration project to tackle the spread of the virus.

4. The demonstrator presented his ideas in a clear and effective manner, demonstrating his ability to communicate effectively.

5. The demonstrative example provided by the teacher helped us understand the concept better.

6. The demonstrator"s skills were impressive, demonstrating his expertise in the field.

英文小作文：

Today, we had a practical demonstration in our class on how to use a new tool effectively. The teacher first explained the steps and then demonstrated the correct way to use it, which was very helpful for us to understand its usage and safety precautions. Through this practical experience, we gained valuable hands-on knowledge that will help us in our daily work and future careers. I believe that such practical demonstrations are an excellent way to enhance our learning experience and help us develop practical skills that are essential for success in today"s job market.