My life is meaningless. (我的人生毫无意义。)

I'm all alone in this world. (在这个世界上我总是孤独的。)

I don't feel satisfied with my life. (我对我的生活并不满意。)

最终只剩下了我一个人。

Alone at last.

I'm finally alone.

●郁闷、忧郁

我很沮丧。

I'm depressed.

I'm depressed. I lost my job. (我很沮丧，因为我失去了工作。)

Cheer up! You'll get a new job. (打起精神来!你一定能找到新工作。)

I feel blue.

I feel low.

I feel really down.

我今天感到很忧郁。

I've got the blues today. *blue表示“忧郁的”，blues表示“郁闷，忧郁症”。

I feel down in the dumps today.

这真让人沮丧。

It' s depressing.

No one understands me. It's depressing. (没人能理解我，真让人泄气。)

Don't talk like that! I understand you. (别那样说，我理解你。)

It's sad. (真可悲。)

It makes me feel depressed. (这使我感到闷闷不乐。)

雨天使我感到消沉。

Rainy days get me down.

Rainy days make me sad.

I feel blue on rainy days.

我提不起精神来做事。

I don't feel like doing anything.

I don't feel like doing anything today. (我今天什么都不想干。)

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