preserver

n person or thing that preserves 保护者;维护者; 保藏食品者; 防护用品; 私人保留地: a `life-preserver 救生用品.

prescient, prescribe, prescribed, prescript, prescription, prescriptive, prescriptively, presence, present, present participle, presentable, presentably, presentation, presenter, presentiment, presently, preservation, preservative, preserve, preserve from, preset, preside, presidency, president, presidential, presidium (also praesidium), press, press agent, press baron, press conference, press for, press officer, press photographer, press release, press-box, press-gallery, press-gang, press-stud, press-up (US `push-up), pressing,