A tiny randomaction, a second of unmindfulness, an unconscious shade in our facial expression. The smallest detail matters.
一个极小的动作，一秒钟的不留心，一个下意识的表情印痕，微小的细节都很关键。
2
The less action is required from users to test a service, the more likely a random visitor is to actually try it out.
一项服务要求用户付出的越少，越有可能被一个随机进入的访者真正尝试。
3
The signal of brain activity is a non-stationary random signal including lots of physiology and disease information, which is of important action for doctors to judge pathological changes in brain.