occurred怎么用

作为动词的意思是：出现;想起;发生;存在。

例句：

The explosion occurred during an exercise near the town.

翻译为：在离市镇不远的地方演习时发生了爆炸。

这里的Occurred作动词表示发生。

It never occurred to me that I had seen her before somewhere.

翻译为：我想不起来以前我在哪儿见过她。

这里的Occurred作动词表示想起。

Sporadic incidents have occurred,there are more safety production management problems.

翻译为：零星事故时有发生，安全生产管理存在较多问题。

这里的Occurred作动词表示存在。

Occurred是occur过去式。

Occurred是occur过去分词。