occur

过去式：

动词过去式: occurred

更多词形：

动词过去式: occurred | 动词过去分词: occurred | 动词现在分词: occurring | 动词第三人称单数: occurs |

单词例句：

Resonance would occur again, but not so strong as before.

共振会再次发生，但不如先前那么强。

A number of accidents always occur on such days.

在这种日子里常常有许多事故发生。

This will occur both in sands and clays.

这在砂土地和粘土地带常常发生。

Liable to occur but not with certainty; possible.

可能的可能但又有不确定性的; 可能的

Wounds frequently occur as a result of pruning.

修剪往往造成损伤。

The agglutinate substance occur because you leave the two chemicals under the heat too long.

因为你使这两种化学品受热太久，所以产生了凝集物质。

Food shortages often occur in times of war.

战争时期常常发生粮食短缺的情形。

An indication of something important or calamitous about to occur; an omen.

预告，为 ... 的征兆预示着重大事情或灾难性事情即将发生的预兆; 预告

His name did not occur to my memory.

我记不起他的名字了。