extended的音標是[?k?stend?d]，基本翻譯是擴展的、伸展的。記憶技巧是：ext表示“擴展”，e表示“出來”。

extended的英文詞源：

詞源：extended，動詞詞根-extend的過去分詞形式，源自拉丁語extendere，意為to stretch。

變化形式：現在分詞extended，過去式extended，過去分詞extended。

相關單詞：

1. extension：n. 延伸；延期；擴大；伸展部分。這個詞源于extended，表示延伸或擴展的部分。

2. extend：v. 延伸；擴大；使延長；給予。這個詞源于拉丁語extendere，表示伸展或展開。

3. expanse：n. 廣闊的區域；空曠；擴展的空間。這個詞源于拉丁語ex-和-panse，表示展開或擴展的空間。

4. expand：v. 擴大；使膨脹；展開；詳述。這個詞源于拉丁語-pan-（展開）和-s-（無實際意義）以及-d-（動詞詞尾），表示展開或擴大。

5. protract：v. 使延長；拖延；拉長。這個詞源于拉丁語pro-（向前）和-tractum（拉扯），表示向前拉扯或延長。

6. outstretch：v. 伸出；展開；擴大。這個詞由out-（向外）和stretch組成，表示向外伸展或擴大。

7. expandingly：ad. 擴張地；擴展地。這個詞由expanding和-ingly構成，表示擴張或擴展地。

8. expanseful：adj. 廣闊的；無邊的；擴展的。這個詞由expanse和-ful構成，表示廣闊或擴展的。

以上單詞都與extended有著密切的聯系，描述了不同方面的擴展和延伸現象。這些單詞在英語中廣泛使用，并具有豐富的含義和用法。

常用短語：

1. extended family

2. extended warranty

3. extended stay

4. extended reach

5. extended warranty policy

6. extend an invitation

7. extend a helping hand

8. extend one"s knowledge

例句：

1. The extended family gathered together to celebrate the New Year.

2. She extended her warranty on her car to cover repairs for two more years.

3. After a long period of time away, he decided to extend his stay in Europe.

4. The company"s reach has been extended by its online presence.

5. She received an invitation to attend a party from an old friend who had recently moved to a new city.

6. He always extends a helping hand to those in need of assistance.

7. By studying abroad, I was able to extend my knowledge of foreign languages and culture.

英文小作文：

標題：Extended Benefits of Staying Abroad

When I think of the extended benefits of staying abroad, I am reminded of the diverse experiences and opportunities that come with it. Abroad, I was able to learn about different cultures, languages, and ways of life, which broadened my perspective and enriched my understanding of the world.

Moreover, staying abroad allowed me to develop my interpersonal skills and communication abilities, which are essential for success in any career field. I also gained valuable work experience and skills that helped me land a job in a new country, where I am now able to contribute to its development and make a positive impact on society.

In addition, staying abroad provided me with an opportunity to explore new places and discover new adventures, which is something that I will always cherish and remember. Lastly, the extended benefits of staying abroad are the friendships that I have made and the experiences that I have gained that have shaped me into a more well-rounded person.