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