demonstrable的音標是[?dem?n?stre?bl]，基本翻譯是可論證的、可證明的。速記技巧是使用簡短的字母或符號代替單詞中的各個組成部分，以加快記憶和回憶的速度。

英文詞源：

demonstrable：來自拉丁語 demonstrare（證明），詞根 demonstr- 表示“證明，演示”。

變化形式：

過去式：demonstrated。

過去分詞：demonstrated。

現在分詞：demonstrating。

相關單詞：

1. demonstration（示范，示威游行）：直接由 demonstrable 派生而來，表示通過演示來證明某種觀點或事實。

2. demonstrative（指示的）：詞源同 demonstrable，表示指向或指向某物的，與 demonstrative 有關聯的單詞有 this，those 等。

3. demonstrator（演示者）：與 demonstrative 和 demonstrable 有關聯，表示進行演示的人。

4. demonstrate（展示，顯示）：直接由 demonstrable 派生而來，表示通過展示來證明某種觀點或事實。

5. demonstrably（可以證明地）：表示通過證明可以得出結論。

6. demonstrative pronoun（指示代詞）：與 demonstrative 有關聯，表示指明某人或某物。

7. demonstrative adjective（指示形容詞）：與 demonstrative 有關聯，表示強調某人或某物。

8. demonstrativeness（顯示出來的）：表示通過展示自己的情感或觀點來表現出來。

9. demonstrate（論證）：表示通過論證來證明某種觀點或事實。

10. deductive reasoning（演繹推理）：通過從已知事實推導出結論的推理方式，與“demonstrate”和“deduce”有關聯。

以上這些單詞都與“demonstrable”這個單詞有直接或間接的聯系，它們在英語中有著廣泛的應用。

常用短語：

1. demonstrably true

2. demonstrate one"s point

3. demonstrate one"s ability

4. demonstrate one"s skills

5. demonstrative evidence

6. demonstrative proof

7. demonstrative support

例句：

1. The evidence is demonstrably true.

2. He demonstrated his ability to solve the problem.

3. Her performance demonstrated her skills in public speaking.

4. The data provided is a demonstrative proof of the company"s success.

5. The support provided by the government has demonstratively helped the farmers.

6. The evidence provided is demonstrative of his guilt.

英文小作文：

Demonstrating Skills in Public Speaking

Public speaking is a skill that many people struggle with, but it is a skill that can be developed and demonstrated effectively. When I speak in public, I try to make sure that my speech is clear, engaging, and full of examples and stories that illustrate my point. I also try to use visual aids, such as slides or visual props, to help me convey my message more effectively. By doing so, I hope to demonstrate my skills and make a positive impact on the audience. I believe that public speaking is a valuable skill that can be used in many different contexts, and I am always looking for opportunities to practice and improve my skills.