He felt down about his failure.

他因失败而觉得沮丧。

youdao

He told her she'd let them down and she felt worse than ever.

他对她说，她让他们失望了，于是她难过极了。

《牛津词典》

Since sitting down he had felt curiously warm.

自从坐下以后，他感到出奇地热。

youdao

Mr Chamberlain said very few people had ever been caught for the vandalism and he felt let down by the legal system.

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Oberholzer said he was stepping down because he felt South African rugby needed new leadership.

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He added that he felt "jubilation that he got down in one piece".

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