【俚語】

Go to the dogs 大不如前，衰落
The employee can’t get paid and this company is going to the dogs.
這家公司的員工發(fā)不上工資，公司已經(jīng)不行了。

Dog days 酷暑
I love to be in the swimming pool during the dog days of summer with friends.
在夏季酷暑的時候，我喜歡和朋友一起待在游泳池里。

Every dog has his day. 人人都有走運時
You may become famous someday. Every dog has his day.
你有一天可能就出名了。每個人都有走運的時候嘛。

Let sleeping dogs lie.
過去的事就讓它過去吧

【例句】

Jill: Should I ask the boss if he's upset at my coming in late in the mornings?
我是不是應該問問老板，我早上遲到的事有沒有讓他不開心？
Jane: If he hasn't said anything about it, just let sleeping dogs lie.
如果他什么都沒說，那就算了吧。

You can't teach an old dog new tricks.
你沒法使守舊的人接受新事物

Good luck getting Grandpa to start going to yoga with you. You can't teach an old dog new tricks.
讓爺爺去學瑜伽，我只能祝你好運了。你沒法讓他去學的。