sustainingWiktionary 原文中文sustain 的变形来自 ECDICTvt.承受，支持，供养，继续，忍受，蒙受，证实，准许释义（英文）动词 Verbpresent participle and gerund of sustain名词 NounThe process by which something is sustained or upheld.形容词 AdjectiveThat sustains, supports or provides sustenance.词族派生词（6）nonsustainingself-sustainingsustaininglyunsustainingsustaining programmesustaining program