derailments的翻译，读音

词态

例句

Since the severity of collisions and derailments increases with speed, safety performance targets for preventive measures are tiered to become more stringent as speed increases. 速度越快，列车碰撞和出轨的后果就越严重，因此，在速度加快的同时，出台着重于预防措施的安全性能条例可谓迫在眉睫。

According to the analysis of the bridges on which derailments had happened, a conclusion is drawn that the shortage of bridge lateral rigidity is the main reason for train derailment on bridges. 根据对发生过脱轨事故桥梁的分析，得出桥上列车脱轨的主要原因是桥梁横向刚度不足。