名詞 footnote:

1. a printed note placed below the text on a printed page
   同義詞：footer

動詞 footnote:

1. add explanatory notes to or supply with critical comments
   同義詞：annotate

1. That biography is an illuminate footnote to the history of our times.
   那篇傳記對我們這個時代是一個很有啟發(fā)性的說明。
2. A political scandal that was but a footnote to modern history.
   一件對現代歷史無足輕重的政治丑聞
3. In printing, a term used in footnote meaning "here and there".
   在印刷技術中，一種在腳注中使用的意為“到處”的術語。

foot.note

n.（名詞）
Abbr. fn.A note placed at the bottom of a page of a book or manuscript that comments on or cites a reference for a designated part of the text.
縮寫 fn.腳注：放在書或手稿的頁底的注釋，對文中的標明的一部分加以評論或引出參考書目
Something related to but of lesser importance than a larger work or occurrence:
無足輕重的事：與某一大的范疇或事件有關但不重要的事：
例句：
a political scandal that was but a footnote to modern history.
一件對現代歷史無足輕重的政治丑聞

v.tr.（及物動詞）
foot.not.ed,foot.not.ing,foot.notes
To furnish with or comment on in footnotes.
給…作腳注：加以腳注或對腳注加以評論