She's hanging with a sleaze bucket. 她和一个劣等人往来.
He's a skunk. Stay away from him. 他是臭人, 离开他远些. He's a carrier. 他是带菌人.
He hung out with the wrong crow. 他和不良份子往来. Is that any way to treat a friend? 这算什么待友之道? Some friend you are 你算是哪门子的朋友嘛!
You're not much of a friend. 你算不得是我的朋友.