慢性砷中毒

例句：

1. 1. The patient had been suffering from chronic arsenic poisoning for many years.
   这位病人已经患有慢性砷中毒多年了。
2. 2. The exposure to arsenic in the workplace has led to a high incidence of chronic arsenic poisoning.
   工作场所暴露于砷导致慢性砷中毒的发病率很高。
3. 3. The government is working on a plan to prevent chronic arsenic poisoning among children.
   政府正在制定一项计划，以防止儿童患慢性砷中毒。