“偶发的”用英语怎么说

“偶发的”的拼音为：...

这是一桩偶发的事件.It was quite an accident.事实已经很清楚，这件事不是偶发的，它并不是一起孤立的事件。It became very clear that the incident was not just an aberration, it was not just a single incident.大型陨石的撞击则可能偶发的使大气密度及温度增加.Large meteor impacts may have o...