bleachers

n [pl] (US) cheap seats at a sports ground that are not roofed over （运动场内票价低廉的）露天座位.

blasphemer, blasphemous, blasphemously, blasphemy, blast, blast off, blast-furnace, blast-off, blasted, blasting, blatancy, blatant, blatantly, blather, blaze, blazer, blazes, blazon, bldg, bleach, bleaching-powder, bleak, bleakly, bleakness, blearily, bleary, bleary-eyed, bleat, bleed, bleeder, bleeding, bleep, bleeper, blemish, blench, blend, blender, bless, blessed, blessedly,