applicability的音標為[??pl?k??be?l?ti] ，基本翻譯為“適用性；可應用性”，速記技巧為：ap-li-ca-bil-i-ty（適用于……的性質）。

Applicability這個詞的英文詞源可以追溯到拉丁語applicare，意為“應用，應用在”。它的變化形式包括名詞application和形容詞applicable。

相關單詞：

1. Application：這個詞在英語中意為“應用，申請”，其詞源與applicability相同。它是一個常見的英語單詞，有著廣泛的應用。

2. Relevant：這個詞意為“相關的”，其詞源與applicability有關，但變化形式更多樣化。

3. Adaptable：這個詞意為“適應的，可適應的”，其詞源與applicability有關，表示能夠適應各種情況的能力。

4. Applying：這個詞意為“申請，應用”，是動詞application的現在分詞形式。

5. Applicator：這個詞意為“應用者，涂抹器”，是一個名詞，指的是進行應用的人或工具。

6. Disapplication：這個詞意為“不應用，不適用于”，是名詞application的反義詞，表示不適合的情況或條件。

7. Nonapplicable：這個詞意為“不適用的”，是形容詞applicable的反義詞，表示某事或某情況不適用。

8. Applicability issue：這個詞意為“適用性問題”，指的是某個情況或方案是否適用于特定情況的問題。

9. Application error：這個詞意為“應用錯誤”，指的是在應用過程中出現的錯誤或問題。

10. Application software：這個詞意為“應用軟件”，指的是專門為特定目的而開發的軟件，如電子郵件客戶端、社交媒體平臺等。

常用短語：

1. applicability of (something)

2. apply (something) to (something)

3. be applicable to

4. apply for (something)

5. be applicable

6. have applicability

7. apply oneself to (something)

例句：

1. The new technology is widely applicable in various industries. (新技術廣泛應用于各個行業。)

2. Can you apply this lesson to your own work? (你能把這一課應用到你的工作中嗎？)

3. The new law is applicable to all citizens of the country. (新法令適用于全國所有公民。)

4. I applied for a job in your company last week. (我上周申請貴公司的工作。)

5. The method is applicable to a wide range of situations. (該方法適用于多種情況。)

6. We must apply ourselves to the task at hand. (我們必須專心致志地完成手頭的工作。)

英文小作文：

The concept of applicability is crucial in many aspects of life and work. It refers to the ability of something to be used in a particular situation or context, and it is essential for effective decision-making and problem-solving.

When it comes to choosing a career path, for example, the applicability of skills and knowledge to the job market is crucial. Similarly, in interpersonal relationships, the applicability of communication skills and empathy can help us build stronger bonds and foster trust and cooperation.

Moreover, the concept of applicability is also relevant in personal development, where we need to constantly assess our strengths and weaknesses and identify areas where we can improve our skills and knowledge.

In conclusion, the concept of applicability is fundamental in many aspects of life and work, and it requires continuous effort and self-reflection to stay up-to-date and relevant in today"s fast-paced and ever-changing world.