1、hours意思是：小时(工作、办公等的)固定时间。2、例句：Getting there would take hours.去那里要花很长时间。He recalled her devotion to her hu***and during his hour of need.他回忆起她在丈夫困难之时的忠贞奉献。The treatment should be repeated every two to three hours.这种治疗方法应该每隔两到三小时重复一次。