1. to lead a dogs life 形容人过着贫困潦倒、惨不忍睹的生活
Toms been leading1 a dogs life since he got porced2.
汤姆自离结婚以后一直过着混沌潦倒的日子。
2. dog-eat-dog 残酷、角逐激烈
Some people say we live in a dog-eat-dog world.
有人说，大家生活在一个角逐激烈的世界。
3. work like a dog 指一个人努力、卖命地工作
They say that to be successful, a person has to work like a dog.
他们说，一个人想要成功就得拼命工作。
4. dog-tired 筋疲力尽
Such hard work can make him dog-tired.
这样艰辛的工作使他疲惫不堪。
5. sick as a dog 病得紧急
The situation would be even worse if she became sick as a dog.
假如她病得厉害，状况会更糟。
6. Every dog has its days。每一个人都有是我们的运势/每一个人都有时来运转的一天
Dont give up and try your best I believe every dog has its day..
不要舍弃，继续努力，我相信每一个人都会有成功的时候。
