He was not in a good mood that day.

他那天心情不好。

《牛津词典》

The friend does not look like he is in a good mood. In fact, he had many drinks and he's crying.

这个朋友看起来心情不太好。事实上，他喝了很多酒，还哭了。

youdao

It seems that not even good earnings news or positive thoughts about valuations can burn through the tense and pessimistic mood among investors.

然而乐观的盈利消息和有关股市估值的积极想法，似乎都无法冲散投资者紧张而悲观的情绪。

youdao

but the friend does not look like he is in a good mood. In fact, he had many drinks and he's crying.

但你的朋友看起来情绪不佳。事实上，他喝了很多，并且在掉眼泪。

It seems 课堂 - SpeakingMax英语口语达人

So it's hard not to be in a, you know, good mood here,

所以在这里真的很难……你知道……很难心情不好。

加州的天气 - SpeakingMax英语口语达人

Obamneycare architect Jonathan Gruber is not in a very good mood.

FORBES: Gruber: Romney Is "Lying"; Romneycare and Obamacare Are "The Same F***ing Bill"

It's hard not to picture Canaris in a good mood, walking into an early fog that the sun would chase away by breakfast time.

NPR: Excerpt: 'Gone Tomorrow'

Their most serious limitation, however, is that elections are lost and won in marginal seats, and the national mood is not a good guide to what happens there.

ECONOMIST: Polls and elections