antiquarian       
 adjective uk/ˌæn.tɪˈkweə.ri.ən/ us/ˌæn.t̬əˈkwer.i.ən/
 古文物的;古文物收藏(或研究)的;古文物买卖的
connected with the trade, collection, or study of old and valuable or rare objects
  an antiquarian bookshop/bookseller 古籍书店/书商 
 antiquarian       
noun [ C ] uk/ˌæn.tɪˈkweə.ri.ən/ us/ˌæn.t̬əˈkwer.i.ən/
 研究(或收藏、经营)古文物之人;古文物家
a person who studies or collects old and valuable or rare objects
 Synonym: antiquary