annexe
1.N-COUNT 可数名词附属建筑物;侧楼;配楼 An annexe is a building which is joined to or is next to a larger main building.
...setting up a museum in an annexe to the theatre.
在剧院的侧楼中建一个博物馆
2.N-COUNT 可数名词附件；附录 An annexe to a document is a section added to it at the end.
The Annex lists and discusses eight titles.
附录列举并讨论了8本书。
