actinomycete

n.any bacteria (some of which are pathogenic for humans and animals) belonging to the order Actinomycetales

1. Actinomycetes are known for their ability to produce antibiotics.
   放线菌因能产生抗生素而闻名。
2. The soil was rich in actinomycetes, which helped decompose organic matter.
   土壤中富含放线菌，有助于分解有机物。