source;origin;root;root cause 這些現(xiàn)象～于社會(huì)制度。These phenomena stem from the social system.or:The root cause of these phenomena is the social system./錯(cuò)誤的思想～ideological roots of the mistake/國(guó)際緊張局勢(shì)的～root cause of international tension/戰(zhàn)爭(zhēng)的～source of war