preservative

noun

1. a chemical compound that is added to protect against decay or decomposition

preservative的解释

adj

1. tending or having the power to preserve

e.g. timbers should be treated with a preservative substance

1. 防腐剂；保护剂
A preservative is a chemical that prevents things from decaying. Some preservatives are added to food, and others are used to treat wood or metal.

e.g. Nitrates are used as preservatives in food manufacture...
硝酸盐在食品加工业中被用作防腐剂。
e.g. Though the panels come pre-treated, they needed a final sealing with two coats of preservative.
虽然这些镶板运来时经过了预处理，但是还需要涂上两层防腐剂进行最后的密封。

1. 保鲜剂：pregerminate 顶先发芽 | preservative 保鲜剂 | primordia 原基

2. preservative什么意思

2. 保存的：preservative 防腐剂 | preservative 保存的 | preservativeprophylactic 预防法

3. 贮藏法;防锈油;防腐剂;保护膜;保存的：preservative oil 防锈油 | preservative 贮藏法;防锈油;防腐剂;保护膜;保存的 | preserve 保持