相关Sailorsusedtospeakof的文学知识

问题详情：Sailorsusedtospeakofa“Jack”whentheymeantaflagwhichwassetnearthebowofasailingship.Theflagshowedthecountrytowhichtheshipbelonged.TheUnionJackbecametheflagofGreatBritain.Australia'sflaghastheU...