foot notation

例句：

1. 1. In this book, I have included a few notes on the history of our town.
   在这本书中，我添加了一些关于我们镇历史的脚注。
2. 2. The author has written several notes to explain the complex concepts in the text.
   作者已经写了几篇注释来解释文本中的复杂概念。
3. 3.These notes are meant to provide additional information for those who want to delve deeper into the topic.
   这些脚注旨在为那些想要更深入探讨这个话题的人提供额外信息。