late 14c., from Anglo-French, Old French sustentacion, sostentacion "sustaining of life," from Latin sustentationem (nominative sustentatio) "maintenance," noun of action from past participle stem of sustentare "hold upright, hold up; feed, nourish, support; hold out, endure, suffer," frequentative of sustinere (see sustain).
权威例句
1. Project supported by the Shanghai Postdoctoral Sustentation Fund, China ( Grant No. ).
上海市 博士后 基金资助的课题.
2. Foundation item: High technology and new material sustentation fund of China Bureau of National Non - ferric Metal Industry.