double-ended queue雙端隊列;雙向隊列;雙口出入隊列;雙頭隊列
double-ended spanner雙頭扳子;雙頭扳手;雙頭板子;單頭扳子
double-ended grinder雙頭砂輪機
double-ended wrench雙頭扳手
double-ended probe雙頭探針
double ended cord兩頭塞繩;雙頭塞繩
double ended micromodule雙端出線微型組件;雙端出線微型
double-ended boiler雙面燃燒式鍋爐;雙頭鍋爐;雙爐門式鍋爐
double-ended retractor雙頭拉鉤;雙頭牽開器