preservative

n.

防腐剂；预防法；防护层；

adj.

防腐的，（能）保存的；储藏的；有保护力的；

复数：preservatives

wood preservative木材防腐剂

preservative agent防腐剂；保存剂

preservative treatment n. 防腐处理，防护处理

chemical preservative化学防腐剂

1. Salt is a common food preservative.
   盐是一种常用的食物防腐剂。
2. It is used as a preservative in certain acid food products.
   在某些酸性食物制品中它被使用作为防腐剂。
3. For the first, the best preservative to keep the mind in health, is the faithful admonition of a friend.
   说到第一种，最能保人心神之健康的预防药就是朋友的忠言规谏。

1. The fact is that ascorbic acid is only the preservative part of naturally occurring vitamin C.
   事实上，抗坏血酸只是天然维生素C的能够保存的部分。

PRESERVATIVE SYSTEMS COMPRISING CATIONIC SURFACTANTS
Micronized wood preservative compositions
MICRONIZED ORGANIC PRESERVATIVE FORMULATIONS
Nisin and its use as a food preservative.
Nisin and its uses as a food preservative
Preservative agents in foods. Mode of action and microbial resistance mechanisms
The study of antimicrobial activity and preservative effects of nanosilver ingredient
Prevalence of ocular symptoms and signs with preserved and preservative free glaucoma medication
Use of ADME studies to confirm the safety of epsilon-polylysine as a preservative in food.
The Effect of Lactobacillus buchneri, Lactobacillus plantarum , or a Chemical Preservative on the Fermentation and Aerobic Stability...