7PHRASE 复苏;重振 If something is back on the rails, it is beginning to be successful again after a period when it almost failed. 复苏;重振 [journalism]
They are keen to get the negotiating process back on the rails.
他们热切希望使谈判重新步入正轨。
Her career is back on the rails.
她的事业得以重振。
8PHRASE (行为)越轨,不规矩 If someone goes off the rails, they start to behave in a way that other people think is unacceptable or very strange, for example they start taking drugs or breaking the law. (行为)越轨,不规矩
They've got to do something about these children because clearly they've gone off the rails.