"extends"的音標為[?k"stendz]，基本翻譯為"擴大；延伸；擴展"；速記技巧為"e=擴大，xt=延伸，end=結束，s=名詞復數"。

"extends"這個詞源可以追溯到拉丁語"extendere"，意思是“伸展”或“擴展”。它的變化形式有"extended"，"extension"和"extensive"。

相關單詞：

1. "extended"：形容詞，表示“擴展的”或“延伸的”，可以用來描述空間、時間、范圍等。例如，“The room was extended to accommodate the new addition.”（房間被擴展以容納新的添加物。）

2. "extension"：名詞，表示“擴展”或“延伸”，可以指空間、時間、范圍等的延伸，也可以指電話號碼、文件等的延長。例如，“The extension of the phone line allows for more calls to be made simultaneously.”（電話線的擴展允許同時進行更多的電話通話。）

3. "extensive"：形容詞，表示“廣泛的”或“大量的”，可以用來描述范圍、數量等的廣泛或大量。例如，“The extensive use of renewable energy is essential for sustainable development.”（大量使用可再生能源對于可持續發展至關重要。）

這個單詞在英語中非常常見，并且經常在各種語境中使用，因為它表示的是一種普遍存在的概念，即擴展或延伸。這個詞的使用也反映了人類對于空間和時間的理解，以及對于更大、更廣泛的概念的追求。

常用短語：

1. extend a helping hand 伸出援助之手

2. extend an olive branch 伸出橄欖枝

3. extend an invitation 發出邀請

4. extend one"s gratitude 表達感激之情

5. extend one"s sympathy 表示同情

6. extend one"s support 給予支持

7. extend one"s understanding 表達理解

雙語例句：

1. He extended a helping hand to the homeless children, providing them with food and clothing.

他伸出了援助之手，為無家可歸的孩子提供食物和衣物。

2. The government extended an olive branch to the striking workers, offering them a chance to negotiate.

政府向罷工工人伸出了橄欖枝，給他們提供了一個談判的機會。

3. She extended her gratitude to her parents for their support throughout her studies.

她向父母表達了感激之情，感謝他們在她的學習過程中給予的支持。

4. I extended my sympathy to the family for their loss.

我對失去親人的家庭表示了同情。

5. The company extended its support to the employees who were affected by the layoffs.

公司對受裁員影響的員工給予了支持。

6. After the accident, the driver extended his understanding to the passengers for their patience and understanding.

事故發生后，司機對乘客表示了理解，感謝他們的耐心和理解。

7. The teacher extended his understanding to the students who failed the exam, encouraging them to try again next time.

老師對考試不及格的學生表示了理解，鼓勵他們下次再試。

英文小作文：

My Favourite Season - Spring

Spring is my favourite season because it is full of hope and renewal. The air is fresh and the flowers begin to bloom, making me feel happy and optimistic. I enjoy going outdoors and exploring the new growth around me, whether it is the green grass or the blossoming flowers. I also love to take walks in the park or along the beach, listening to the birds singing and feeling the sunshine on my face. The spring season is a time for renewal and rejuvenation, and I am always filled with joy and excitement as it approaches.