Questions about example sentences with, and the definition and usage of "Survivors"

Q: Por favor, mostra-me como pronunciar Survivors of the volcanic eruption were relieved at the news. .

Q: Survivors called it Judgement Day. People lived like rats in shadows, hiding, starving, or worse, captured and put into camps for extermination. I was born after Judgement Day, into a broken world ruled by the machines. The worst were infiltration units that posed as humans. We called them Terminators. soa natural?