VOA慢速英语:哈里波特展览在大英图书馆开展

exhibition - n. ​an event at which objects (such as works of art) are put out in a public space for people to look at : a public show of something

manuscript - n. ​the original copy of a play, book, piece of music, etc., before it has been printed​

library - n. ​a place where books, magazines, and other materials (such as videos and musical recordings) are available for people to use or borrow​

outline - n. ​a written list or description of only the most important parts of an essay, speech, plan, etc.​

ticket - n. a piece of paper that allows you to see a show, participate in an event, travel on a vehicle, etc.