near-death experience
noun [ C ] uk/ˌnɪəˌdeθ ɪkˈspɪə.ri.əns/ us/ˌnɪrˌdeθ ɪkˈspɪr.i.əns/
濒死体验
an experience described by some people who have been close to death, in which the person feels as if they have left their body and are watching themselves from above