рассадник болезней; очаг заразы; очаг; рассадник(The neighborhood had long been a nidus of crime and vice, but community policing and other interventions have done much to reduce the crime rate in recent years. george serebryakov); место рождения("Ancient cities grew up along navigable rivers–think Cairo, Rome, Paris and London. In the 19th century, railroad stations were the nidus for Chicago, Denver, and Sacramento." – Alison Stuebe, The News & Observer (Raleigh, North Carolina), 20 Mar. 2017 george serebryakov); гнездо