自怨自艾：

1. feel sorry for yourself: to spend a lot of time thinking about how unlucky you are or how unfairly you have been treated, in a way that annoys other people

备注：''feel sorry for yourself''常用于口语中。

例：

Stop blaming other people and feeling sorry for yourself. （别一直责怪他人，也别一直自怨自艾的了。）

Andy was drinking too much again, and feeling sorry for himself. （安迪又喝高了，开始自怨自艾。）

2. mope: to feel unhappy because of something bad that has happened, and to not be interested in doing anything, in a way that other people think is not reasonable

例：

Don't lie there moping on a lovely morning like this! （今天天气多好，别大清早的就躺在那自怨自艾的！）

Don't just lie there moping, waiting for the phone to ring. （别光躺在那儿自怨自艾地干等电话。）

mope around/about (=go around a place moping)

He's not even attempting to look for a job - he just mopes around the house all day. （他连工作都不想找，整天就在家里自怨自艾。）

She spends her days moping around the house. （她整天就在家里闷闷不乐。）

Stephen didn't expect her to mope about while he was away on business. （史蒂文去出差时，不希望她还是在那儿闷闷不乐。）

mope over

There's no point moping over Jane - she's not worth it. （别为简感到难过，她不值得别人为她难过。）

3. wallow in:

wallow in self-pity/despair/misery etc.: to keep thinking about how unhappy you are, in a way that makes other people think that you are actually enjoying feeling sorry for yourself and do not want to feel happier

例：

She told herself that she must try and learn from his criticism, rather than wallowing in self-pity. （她告诫自己一定要振作、听取他的批评意见，不要意志消沉自怨自艾。）

He'd been feeling sorry for himself, wallowing in self-pity. （他一直自怨自艾的。）

It's no good wallowing in misery. You just have to get out there and find another job. （一直沉浸在痛苦中对你没好处，你得走出去接触社会，再找一份工作。）

4. self-pity: the feeling you have when you feel sorry for yourself, because you think that you have been very unlucky or that you have been treated unfairly

例：

If you feel a wave of self-pity coming on, go and talk about it with friends. （如果你感觉到又开始自怜了，就跟朋友聊聊天，纾解一下。）

Jenny told her story without any of the self-pity that I thought I would feel after such an ordeal. （珍妮叙述自己故事的时候，没有一点自怜的情绪，我要是遭受了这样的变故，肯定会觉得自己很可怜。）

让人情绪低落：

1. get somebody down: to gradually make someone feel unhappy and tired over a period of time

备注：''get somebody down''常用于非正式的场合。

例：

The endless rain was beginning to get him down. （雨下个不停，他因此感到沮丧。）

You can tell me if there's anything that's worrying you or getting you down. （如果你遇上什么不开心的事，可以跟我说。）

2. be a downer: if something is a downer , it makes you feel unhappy, especially because it is not good or successful

备注：''be a downer''常用于口语中。

例：

I thought the movie was going to be a total downer, but it wasn't. （我原以为这部电影会很令人伤感，但事实正好相反。）