快乐—真正的快乐—可以划分成两种类型，心理学家们这样认为。

Happiness — genuine happiness — can be divided into two categories, according to psychologists.

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快乐—真正的快乐—可以划分成两种类型，心理学家们这样认为。

Happiness — genuine happiness — can be divided into two categories, according to psychologists.

youdao