endemic

1. ADJ If a disease or illness is endemic in a place, it is frequently found among the people who live there. 常见的[技术]

Polio was then endemic among children my age. 小儿麻痹症在当时是在我这个年纪的儿童中常见的疾病。

2. ADJ If you say that a condition or problem is endemic, you mean that it is very common and strong, and cannot be dealt with easily. (情况、问题) 极为普遍的[书面]

Discrimination against Catholics is endemic in Northern Ireland's institutions. 对天主教徒的歧视在北爱尔兰的公共机构中极为普遍。