in fits and starts的意思

好的顶针是金属制成的,并能舒适地戴在拿针的手的中指上.You’ll never achieve much if you work just by (or in)fits(and starts)x0d光凭五分种热度,是决不可能有多大成绩的 A wedge or key that fits into a groove to make a joint.x0d加强肋作为连接物填入槽内的楔形物或舌状物 A newspaper's daily publication readily fits the day-to-day selling and quick action promotions that characterize most retailing.