日積月累學口語:狗狗的世界很精彩
to lead a dog's life 形容人過着貧困潦倒、慘不忍睹的生活
Tom's been leading a dog's life since he got divorced.
湯姆自離婚後一直過着混沌潦倒的日子。
dog eat dog 殘酷、競爭激烈
Some people say we live in a dog-eat-dog world.
有人說，我們生活在一個競爭激烈的世界。
work like a dog 指一個人努力、賣命地工作
They say that to be successful, a person has to work like a dog.
他們說，一個人想要成功就得拼命工作。
dog-tired 筋疲力盡
Such hard work can make him dog-tired.
如此堅辛的工作使他疲憊不堪。
sick as a dog 病得嚴重
The situation would be even worse if she became sick as a dog.
如果她病得厲害，情況會更糟。
Every dog has its days.每個人都有屬於自己的運氣/每個人都有時來運轉的一天
Don't give up and try your best I believe every dog has its day.
不要放棄，繼續努力，我相信每個人都會有成功的時候。
