roving commission

authority to travel as much as necessary in order to carry out enquiries, duties, etc （为进行调查、 工作等之需而有的）自由旅行权.

roundabout, rounded, roundel, rounders, Roundhead, roundish, roundly, roundness, roundsman, rouse, rousing, roustabout, rout, route, route march, routine, routinely, roux, rove, rover, row, rowan, rowdily, rowdiness, rowdyism, rowdy, rower, rowing-boat (also esp US `row-boat), rowlock, royal, royal blue, Royal Commission, Royal Highness, royal jelly, Royal Ordinance, royalist, royally, royalty, rpm, RRP, RSA,