1·This is a frequent occurrence.
这是经常出现的情况。
2·Fowl Pox was a frequent occurrence in poultry at that time.
鸡痘是一种经常发生在家禽那个时候。
3·This is an era filled with frequent occurrence of emergencies.
这是一个突发事件频发的时代。
4·For kids like me, being called childish can be a frequent occurrence.
因为孩子喜欢我，让人说我孩子气是常发生的事。
5·That quarrels and divisions were of frequent occurrence can't be doubted.
那种抱怨和区分无疑是经常的事件。
6·In many companies, this is a frequent occurrence, so you should prepare for this situation.
在很多公司中，经常发生这种情况，因此您需要为此做好准备。
7·Frequent occurrence of these disasters creates income inequality problem in coastal regions.
沿海地区这些灾害的频繁发生造成了收入不平等问题。
8·We will adopt comprehensive measures to firmly halt the frequent occurrence of major incidents.
通过采取综合措施，坚决遏制重特大事故频发的势头。
9·Frequent occurrence of fire accidents makes the fire prevention and safe evacuation the important research topics.
由于大量火灾事故的不断发生，火灾防范和安全疏散成为一个重要的研究课题。
10·An analysis of the mention of disease in Tang poetry reveals that Tang was a period of frequent occurrence of disease.
通过分析唐诗中的传染病记载，发现唐代是疫病的多发时期。