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。)

　　Come on! Let's get moving. (好了好了，咱们赶快点儿吧。)

　　I don't have any enthusiasm for life. (这辈子没什么能让我提起兴趣来。)

　　他满脸忧愁。

　　He looks melancholy.

　　He has a melancholy look.

　　今天，他看上去很郁闷。

　　He looks gloomy today. *gloomy 常用来形容“(天气等的)阴沉沉的”，在此表示“烦闷、忧郁的感觉”。