278期：{{04/09/15/16/20/22/28/29/31/34/35/37/40/44/45/48}}开：28赚
279期：{{02/08/09/11/13/16/18/20/22/29/31/34/36/39/41/46}}开：27亏
280期：{{02/03/05/06/12/15/21/22/28/36/39/40/43/47/48/49}}开：42亏
281期：{{02/09/10/11/17/19/23/26/34/36/39/40/41/42/46/47}}开：47赚
282期：{{03/06/08/12/13/18/20/27/29/31/32/41/43/46/48/49}}开：41赚
283期：{{04/05/07/11/15/19/20/25/27/31/35/37/42/43/48/49}}开：中？