An existential risk is something that could either cause the extinction of intelligent life or the permanent destruction of the potential for future desirable development.
存在风险是指可能引起智慧生物灭绝，或对未来发展潜力造成永久性破坏的风险。
2
It gives us a G-rated, computer-generated cartoon vision of our own potentialextinction.
它带给我们G级(成年与儿童都适宜观看的)的、电脑产生的、我们潜在灭绝的图景。
3
Society should make efforts to save endangered species only if the potentialextinction of those species is the result of human activities.