DICT.TW Dictionary Taiwan

 pre·ser·va·tive /prɪˈzɝvətɪv/
 (a.)保存的,有保存力的,防腐的預防法,預防藥,防腐劑

 pre·ser·va·tive /prɪˈzɝvətɪv/ 名詞
 防腐劑,保存劑,保護料,保存的,貯藏的,貯藏法,防鏽油,保護膜,起維護作用的因素

 Pre·serv·a·tive a.  Having the power or quality of preserving; tending to preserve, or to keep from injury, decay, etc.

 Pre·serv·a·tive, n. That which preserves, or has the power of preserving; a presevative agent.
    To wear tablets as preservatives against the plague.   --Bacon.
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 preservative
      adj : tending or having the power to preserve; "the timbers should
            be treated with a preservative"
      n : a chemical compound that is added to protect against decay
          or decomposition