The mental reward stimulationof the dopamine system is a powerful pull that non-addicts feel as well.
非瘾君子们同样能体会到多巴胺系统精神奖赏刺激的强大引力。
2
Sales promotion is not restricted to the stimulationof demand at the consumer level. It may be used to gain middlemen's support as well.
促销不仅局限于拉动消费者的需求，也可以用来赢得中间商的支持。
3
Under normal circumstances people generally prefer to avoid stimulation, but when they enter a state of alert, well prepared, when the experience of fear is also a happy experience.