happen on

happen on的音标是[hæpən] [ɒn]。其基本翻译为“碰巧发生，偶然发现”。速记技巧为：连读爆破，爆破音爆破。

happen on的英文词源：

- 词源：来自古英语 hafaennian，表示发生，出现。

变化形式：

- 过去式：happened

- 过去分词：happened

- 现在分词：happening

- 第三人称单数：happens

- 复数：happenings

相关单词：

- occur v. 发生，出现，源自拉丁语 occurri，表示出现。例如，The accident occurred shortly after midnight.（事故发生在午夜过后不久）。

- happen v. 发生，出现，源自古英语 hafaennian。例如，What happened?（发生了什么？）。

- take place v. 发生，出现，源自拉丁语。例如，The party took place in a local pub.（聚会在一个当地的酒吧举行）。

- happenstance n. 偶然，意外，源自拉丁语。例如，It was just a matter of chance that he happened to be there.（他正好在那里纯属偶然）。

英文中还有许多与“happen”相关的词汇，如“happenings”表示一系列事件或活动，“happily”表示愉快地，“happenings”表示发生的事情等。这些词汇都与“happen”这个单词有着密切的联系。

以上是对happen on的英文词源、变化形式以及相关单词的解释和举例。这些词汇在英语中具有丰富的含义和用法，可以帮助我们更好地理解和使用这个单词。

happen on的常用短语：

1. happen to sb

2. happen on

3. happen with

4. happen to do sth

5. happen to be doing

6. happen to one

7. happen upon

双语例句：

1. I happened to meet my old friend on the street yesterday.

2. We happened on a good opportunity to have a meeting.

3. What happened with your computer? It wouldn"t work at all.

4. I happened to be doing some shopping when the accident happened.

5. I happened to be in the area at the time.

6. They happened upon a group of thieves.

7. I happened to meet my boss on my way to work one morning.

英文小作文：

One day, I happened to meet my old teacher on the street. We had a chance to chat for a while and he reminded me of my past life in school. I realized that time flies and I should cherish every moment of my life. He also gave me some advice on how to improve myself and become a better person. I am grateful for this chance to reconnect with him and I hope to see him again soon.