You might know this concept, sometimes it's called the norm of reciprocity, sometimes it's called paying it forward.
你可能知道这个概念,有时它被称为互惠的规范,有时它被称为向前支付。
单词 | norm of reciprocity |
例句 |
原声例句
心理学 Crash Course You might know this concept, sometimes it's called the norm of reciprocity, sometimes it's called paying it forward. 你可能知道这个概念,有时它被称为互惠的规范,有时它被称为向前支付。 |
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