co-operation的音標為[?k?????p??r?ns]，基本翻譯為“合作，協作”。

速記技巧：可以將單詞劃分為音節，使用發音相似的字母或字母組合來快速記憶。可以將單詞劃分為co-op、er-ation三個音節，其中“op”可以聯想到“open”來快速記憶。

英文單詞“co-operation”的詞源可以追溯到拉丁語“co-”和“-ponere”，意為“共同”和“承擔”。這個詞在英語中的使用已經有一百多年的歷史。

變化形式：在形式上，“co-operation”是名詞，表示合作、協作的意思。

相關單詞：

1. collaboration - 意為“合作、協作”，詞源同co-operation，表示兩人或多人共同完成一項任務或事業。例句：They collaborated on a book about their shared experiences.（他們合作寫了一本關于他們共同經歷的書。）

2. cooperation - 意為“合作、協作”，詞源同co-operation，表示兩個或多個組織或個人為了實現共同的目標而進行的協調行動。例句：The two countries have been working closely for years in economic cooperation.（這兩個國家多年來一直在經濟合作方面密切合作。）

3. associate - 意為“聯合、協作”，詞源同co-operation，表示與他人或組織共同參與某項活動或任務。例句：She associated with many different people in her career.（她在職業生涯中與許多人共同參與各種活動。）

4. co-existence - 意為“共同存在”，詞源同co-operation，表示兩個或多個事物在同一環境中同時存在。例句：The two cultures co-existed peacefully.（這兩種文化和平共存。）

5. co-ordinated - 意為“協調的、協同的”，詞源同co-operation，表示兩個或多個事物之間相互配合、協調一致的狀態。例句：The team"s efforts were co-ordinated well to achieve the goal.（團隊的成員們協同一致，努力配合，最終實現了目標。）

以上這些單詞都與“co-operation”有著密切的聯系，并且都表示合作、協作的意思。這些單詞在英語中廣泛使用，說明了合作在現代社會中的重要性。

常用短語：

1. cooperative effort

2. teamwork

3. collaborate with

4. work together

5. cooperate on

6. pool resources

7. mutual assistance

例句：

1. We need to cooperate with the other team to achieve our goal.

2. The company is working together to improve the quality of our products.

3. They cooperated on a project to build a new library.

4. We need to pool our resources to tackle this problem.

5. Mutual assistance is essential for success in this project.

6. Cooperation is key to achieving our goals in the workplace.

英文小作文：

標題：Cooperation in the Workplace

In today"s fast-paced work environment, cooperation is essential for success. Whether it"s a team project, a shared goal, or just plain communication, effective cooperation can lead to positive outcomes and increased productivity.

Cooperation is about working together, learning from each other, and creating synergy. It"s about putting aside personal differences and focusing on the bigger picture. When we collaborate, we can achieve more than we could alone. We can solve problems faster, generate new ideas, and create a culture of learning and growth.

However, cooperation doesn"t just happen automatically. It requires effort, commitment, and a willingness to listen and learn. It"s not always easy, but the benefits are well worth the effort. By cultivating a culture of cooperation, we can create a more positive and productive work environment that benefits everyone involved.