特殊用法bilateral donor1.双边援助国blood donor1.供血者compensating donor1.补偿施主double donor1.双重施主electron donor1.给电子体; 电子施主electron pair donor1.电子对给体hydrogen donor1.载氢体, 供氢体interstitial donor1.填隙式施主ionized donor1.离子化施主methyl donor1.甲基供体occupied donor1.被占施主proton donor1.质子给(予)体unionized donor1.非离子化施主