by occasion of的音標是[ba? ??ke???n ?f]，基本翻譯是“由于；借著；借由；在…的場合；在…的時刻”。速記技巧是：注意連讀，注意語調。

by occasion of 的英文詞源是：

1. occasion：n. 機會，場合

2. by：介詞，表示方式、方法

3. of：介詞，表示來源、屬性

其變化形式為：單數形式 by occasion of 復數形式 by occasions of

相關單詞：

1. celebration：慶祝，慶祝活動

詞源：來自拉丁語 celebratio，表示贊美、慶祝。通過 by occasion of 的方式，慶祝活動得以舉行。

2. festival：節日，慶祝活動

詞源：來自拉丁語 feralia，表示祭祀、慶祝。通過 by occasion of 的方式，節日得以形成。

3. wedding：婚禮

詞源：來自拉丁語 nuptialis，表示婚姻、婚禮。通過 by occasion of 的方式，婚禮成為一種重要的社交場合。

以上是對該短語詞源及變化形式的解釋，以及與之相關的三個單詞的說明。該短語的含義為“由于、借由某個機會或場合”，而通過追溯其詞源和變化形式，我們可以更好地理解其含義和用法，并了解英語中與機會、場合相關的文化背景。

常用短語：

1. by accident

2. by all means

3. by chance

4. by means of

5. by way of

6. on occasion

7. in no way

例句：

1. He hit his head by accident when he fell off his bike.

2. She arrived by means of a bus.

3. I met my friend by chance at the party.

4. We traveled by way of Europe.

5. I go there on occasion to visit my family.

6. I don"t think we"ll ever see each other in no way.

7. She always tries to avoid making mistakes by doing things by the book.

英文小作文：

Everyday life is full of different occasions, from birthdays to holidays, and these occasions often bring joy and happiness to us and others around us. On my birthday, I always enjoy the company of my family and friends, and we often have a special meal to celebrate the occasion. On Christmas, we gather together with family and friends to exchange gifts and enjoy a delicious meal together. These occasions are not only a time to celebrate, but also a time to reflect on the things that are important in our lives and the relationships that we have with others. We cherish these moments because they are fleeting and should be enjoyed to the fullest.