【法】 扶养义务, 赡养义务

duty-free

breach of duty

on duty

anti-dumping duty

heavies【车辆】;heavy vehicle【车辆】;heavy-duty vehicle【车辆】

heavy-duty plastic packing tape making machine

互感器的\nburden【电】;charge【电】;duty【电】

declare dutiable goods【税收】;declare goods for duty【税收】