Most poets describe this season to express a feeling of sadness, but in Liu's eyes autumn is full of life and hope.

大多数诗人描述这个季节是为了表达一种悲伤的感觉，但在刘的眼中，秋天充满了生命和希望。

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Feeling of sadness follows a bout of pleasure.

喜尽悲来。

《新英汉大辞典》

You are releasing your past and this causes the feeling of sadness.

您正在释放您的过去，这使你产生伤感。

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Emotionally they are feeling empathy. They are feelings a lot of sadness.

VOA: standard.2010.07.01

That physical display of how you're feeling - for example, if you're feeling happy, the physical display of happiness on your face and, perhaps even in your gestures, increases the feeling of happiness, just as the physical display of sadness increases your feelings of sadness.

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Her green eyes meet mine, and the little twinge of sadness I was feeling turns into an undertow.

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Nonetheless, O'Reilly said her overwhelming feeling in the wake of the USADA report was one of sadness, rather than vindication.

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