pre·ar·ranged
adjective/ˌpriːəˈreɪndʒd/
/ˌpriːəˈreɪndʒd/
- planned or arranged in advance
预先安排的；预先准备的；预定的 - a prearranged signal
预先约定的暗号
Oxford Collocations DictionaryPrearranged is used with these nouns:- signal
- a prearranged signal