什么是 stickiness?the property of sticking or adhering; adhesionwarmth and humidity, as on a muggy daythe tendency to stay the same despite changes in the economythe presence of unique attributes that make a product indisposable and valuable to its ownera research measure that captures the extent to which viewers wish to spend more time looking at or reading a print ad.an overemotional attachment to others; clinging in interpersonal relations; difficulty with ending conversations