在英语语法中，定语从句是一种常见的句式结构，用于修饰名词或代词。它通常由关系代词（如that, which, who等）或关系副词（如where, when等）引导，并且可以用来补充说明前面的先行词。以下列举了20个典型的定语从句例句，帮助大家更好地理解和运用这一语法点。

1. The book that I bought yesterday is very interesting.

这本书是我昨天买的，非常有趣。

2. This is the house where I grew up.

这是我长大的房子。

3. The man who is speaking is my teacher.

正在讲话的那个男人是我的老师。

4. The girl whom you met at the party is my sister.

你在派对上遇到的那个女孩是我的妹妹。

5. The car which broke down was very old.

那辆抛锚的汽车很旧。

6. The film which we saw last night was fantastic.

我们昨晚看的电影很棒。

7. The man whose car was stolen called the police.

车被偷的那个人报了警。

8. The restaurant where we had dinner is near here.

我们吃晚餐的那家餐厅在这附近。

9. The letter that arrived this morning is from my friend.

今天早上收到的信是来自我的朋友的。

10. The book which you lent me has been returned.

你借给我的那本书已经归还了。

11. The place where we first met is unforgettable.

我们初次见面的地方令人难忘。

12. The man who lives next door is a doctor.

住在隔壁的男人是一名医生。

13. The magazine which I read every month is my favorite.

我每个月都读的那本杂志是我的最爱。

14. The city where I was born is beautiful.

我出生的城市很漂亮。

15. The movie that everyone is talking about is coming out soon.

大家都在谈论的那部电影很快就要上映了。

16. The hotel which we stayed in was comfortable.

我们住过的那家酒店很舒适。

17. The job for which I applied requires experience.

我申请的那份工作需要经验。

18. The reason why I am late is that the bus broke down.

我迟到的原因是公交车坏了。

19. The boy whom she loves is studying abroad.

她爱的那个男孩正在国外学习。

20. The park where we played as children still exists.

我们小时候玩耍的公园依然存在。

通过这些例句可以看出，定语从句能够使句子更加具体和生动。希望以上内容能帮助大家更好地掌握定语从句的使用方法！