My euphoric mood could not last.

我兴奋的心情持久不了。

《牛津词典》

I'm just not in the mood for a party tonight.

我今晚就是没心情参加聚会。

《牛津词典》

He was not in a good mood that day.

他那天心情不好。

《牛津词典》

But in his conciliatory mood Saturday, Mr.Ravalomanana suggested he would not object to a constitutional change that would allow his arch-rival to seek the presidency.

VOA: standard.2009.11.08

So that's the last music of Wolfgang Amadeus Mozart and his pupil, Suessmayr, and--not to leave you in a somber mood-- let's listen to Louis Armstrong as we go out. Okay?

那么,这就是莫札特和他的学生,苏斯迈尔一起完成的他最后的音乐,好了,别沉浸于忧郁的心情里,让我们聆听下路易斯·阿姆斯特朗的音乐,来领着我们下课吧,好吗

耶鲁公开课 - 聆听音乐课程节选

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

President Triet said he hopes Vietnamese-Americans will be a bridge of friendship between the two nations, though that was not the mood outside.

NPR: Bush, Triet Talk Trade, Human Rights

If they're not in the mood to kick subordinates, perhaps we should not expect too much to emerge on 4 September (or whenever the summiteers decide to call it a day).

BBC: Summit diary: Waiting for the Hogs

Is the government missing an opportunity, or is Mr. Market not in the mood to lend for 30 years?

FORBES: The Amazing Shrinking Stimulus