rigmarole
noun [ U ] disapproving (US also rigamarole) uk/ˈrɪɡ.mə.rəʊl/ us/ˈrɪɡ.mə.roʊl/
（毫无意义的）繁琐费时的手续；冗长的废话
a long set of actions or words without any real purpose
The customs officials made us go through the (whole) rigmarole of opening up our bags for inspection. 海关官员让我们打开行李，进行了一番繁琐的检查。