释义：[医] 节省物质（一种由于自己在代谢中破坏而能减少其他物质破坏的物质）； 双语释义：v.(动词)vt. 节省,节约,舍不得,吝惜 keep from using, spending, etc.vt. 抽出,让给,分出,匀出,腾出 give up (sb/sth that is not being used or is not needed); afford to givevt. 省去,免除 save (sb) (need or trouble)vt. 饶恕,赦免,不伤害 keep from puni