词汇	背材
释义	背材医backing material
随便看	round ring round rion round rivet roundrobin round robin round-robin round robin algorithm round-robin algorithm Round-Robin algo-rithm round robin calendar algorithm round-robin calibration round-robin comparison round-robin comparison agitation 'round robin' design Round Robin DNS round-robin intercomparison round robin match round-robin method round-robin mode round robin practical test round-robin queue round robin reservation protocol round robins round-robins round robin scheduler