A：Why did the boss come down on Joe like a ton of bricks.
為什么老板對Joe百般刁難。
B：He spoke evil behind his back.
他在背后說老板的壞話了。
A：How did he know that he had bad mouthed him?
老板怎么知道他說他的壞話的?
B：Someone told Joe off.
有人告狀了唄。
A：He is then in a very difficult situation.
那么這是他處境很苦難啦。
B：Sure. He’ll get the bag,I think.
是的。他可能要被解雇吧。
注釋:
1.behind one's back：背著，在......的背后
back在這里是名詞，即“脊梁”。Behind someone’s back意思為“在......的背后”，即“背著某人”，多用于貶義
2.come down on：申斥, 懲罰, 責(zé)備
3.a ton of：許多
4.like a ton of bricks：氣勢洶洶，勃然大怒，來勢兇猛
5.speak evil：說壞話
6.tell sb off：告狀，像某人透露消息
7.in a difficult situation：處于艱苦的處境