柯林斯词典addendum /əˈdɛndəm/ (addenda/əˈdɛndə/) 1. N-COUNT An addendum is an additional section at the end of a book or document. 附录 返回 addendum剑桥词典something that has been added to a book , speech , or document 补充;补篇;补遗;附录 返回 addendum