The crisis has led to many changes — including how and when people have social exchanges.

这场危机引起了许多变化，包括人们如何以及何时社交。

But this is to miss the point — and the opportunities — presented by minor social exchanges.

但这会错过小规模社交所带来的意义和机会。

Voters have every right to question you on the level that goes beyond the usual social exchange.

选民完全有资格在超越社交的层面上质疑你。

Social psychologists contextualize these kinds of examples in the broader theory of social exchange.

社会心理学家将这些例子置于更广泛的社会交换理论中。

This is no surprise, considering that Internet interactions often involve succeeding at a challenge or having social exchanges.

鉴于网络互动经常包含成功应对挑战或进行社会交往，因此网络互动能引起内啡肽的释放也就不足为奇了。

Social exchange theory argues that relationships are a form of exchange between people, attempts to gain benefits from their interaction while avoiding the costs.

社会交换理论认为，关系是人与人之间交换的一种形式，试图从他们的互动中获得利益，同时避免付出代价。

You also learned about altruism, the bystander effect, and when we are more or less likely to help a person in need, and also about the social exchange theory, the reciprocity norm, the social responsibility norm, and social traps.

您还了解了利他主义、 旁观者效应，以及我们何时或多或少地帮助有需要的人， 以及社会交换理论、 互惠规范、社会责任规范和社会陷阱。