An awful accident,experience,shock,etc

• 可怕的事故；经历；打击等

An awful accident,experience,shock,etc的用法和样例：

例句

1. I have ever witnessed a fearful accident.
   我曾目睹一场可怕的事故。
2. An atrocious accident happened this morning.
   今天上午发生了一起使人震惊的事故。
3. This experience is valuable to me.
   这一经历对我很有用。
4. History is a reservoir of human experience.
   历史是人类经历的总汇。