相关单词同義詞conservation, hold, retention, reservation, 近義詞 conservation 保存, protection 保護, maintenance 維脩, defence 防禦, defense 防衛, conservancy 保護, salvation 拯救, continuation 繼續, security 安全, perpetuation 永存, keeping 一致, upholding 動詞uphold的現在進..., support 支持, saving 節約臨近詞Pres, Presler相似詞presenteeism, presenter, presentiment, presently, preservation order, preservationist, preservative, preserve, 返回 preservation