untreated

adj

• ① (人、伤口、疾病等)未治疗的
  • He died of his untreated wounds.他因未治疗的伤口而死。

• ② (有毒物、污水、化学品等)未处理过的
  • Untreated sewage should not be dumped into the ocean.未经处理的污水不应排到海洋里。