dog's dinner 乱七八糟；一团糟；很不整洁；很杂乱的东西

【例句】
Tom, put away your books and clothes. They look like a dog's breakfast/ dinner.
汤姆，把你的书和衣服放好，乱七八糟的。

The whole place was a bit of a dog's dinner, really.
整个地方乌烟瘴气的，真的。