汽车猛然一颠，猝然停下。

The car gave a sudden jerk and came to a dead stop.

她的猝然去世使该党陷入群龙无首的境地。

Her sudden death left the party leaderless.

他用头的猝然一动示意了卧室的方向。

He indicated the bedroom with a jerk of his head.

一个延续了几千年的文明史不会被猝然摧垮的。

A civilization which has been shaping itself through centuries cannot be abruptly attacked.

还在回忆高一和高二便觉得高三有点猝然的来临的味道。

Also in memories of the high and high. Feel the flavor of the coming of the three is a little abrupt.