appendix
In British English, the plural form appendices /ə'pendɪsiːz/ is usually used for meaning 2. 英国英语中，义项2的复数形式通常为appendices /ə'pendɪsiːz/。
1.N-COUNT 可数名词阑尾；盲肠 Your appendix is a small closed tube inside your body which is attached to your digestive system.
...a burst appendix.
阑尾穿孔
2.N-COUNT 可数名词（书末的）附录 An appendix to a book is extra information that is placed after the end of the main text.
