The invention discloses a repeating crossbow which comprises an upper crossbow body provided with an arrow slot and an arrow accommodating chamber, a lower crossbow body, a crossbow string slot is reserved between the lower crossbow body and the upper crossbow body, a crossbow arch arranged at the front part of the lower crossbow body, an operating sliding block which is arranged on the lower crossbow body in a sliding manner and is provided with a sliding block string slot, a crossbow string which is fixed on the crossbow arch, the middle part of the crossbow string penetrating through the crossbow string slot and pressing against the sliding block string slot, a trigger which is hinged to the rear part of the lower crossbow body and is provided with a trigger slot, the trigger slot being provided with a bent hook, a rear swing sheet, the upper end of the rear swing sheet being hinged to the rear part of the lower crossbow body and provided with a U-shaped clamping slot, the trigger being provided with a clamping pin embedded into the U-shaped clamping slot in a clamping manner, a front swing sheet, the upper end of the front swing sheet being hinged to the front part of the lower crossbow body and the lower end of the front swing sheet corresponding to the bottom of the operating sliding block, and a pull rod, the rear end of the pull rod being hinged to the rear swing sheet and the front end of the pull rod being hinged to the front swing sheet. Due to the operating sliding block, the repeating crossbow can control stringing or launching, is convenient and flexible to operate, and can be used as artware, a collectible or a prop.