badminton be one kind sport , at use the wood beats a child , a child for use to beat that , call arrive late long ago that , , " , the shuttle cock is " , because , formerly this sport uses to move things a chicken comes to adjoin sphere small-sized ball , now the shuttle cock buds from carry a duck that has selected already , badminton sport will divide person play to go out is 2 factions , and divide playying goes out to are 2 a kind , be , " , single kind is " , divide 1 person play go out the faction vacates a person , and , " , pair kind " , divide 2 person play go out the faction vacates a person , playying round one call that , 1 the Ministry of Interior , the Ministry of Interior vacates 3 the game , ( , someone call stagger ) , judge win or lose 2 in 3 the game , there are fix 21 topmost points pointses , which faction can do the points arrives at 21 the points before is will the winner in that game.