音标与读法

这里为大家介绍下preservative 是什么意思，希望能帮助到各位朋友。

音标：[ pri"zə:vətiv ]名词复数:preservatives

中英文翻译

adj.

(能)保存的；储藏的；防腐的 (from; against)。

n.

1.预防法；预防药；防腐剂。

2.起维护作用的因素[原则等]，防…物。

短语和例子

Salt is a preservative for meat. 盐是肉类的防腐剂。

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

tending or having the power to preserve; "timbers should be treated with a preservative substance"

A preservative is a naturally occurring or synthetically produced substance that is added to products such as foods, pharmaceuticals, paints, biological samples, wood, etc. to prevent decomposition by microbial growth or by undesirable chemical changes.

例句与用法

1.Salt is a preservative for meat .

盐是肉类的防腐剂。

2.Remedial treatment must be both eradicant and preservative .

修补处理必须应该是既可预防，又能根治的。

3.The treatment was found to have a negligible preservative effect .

已发现这种处理法只有很小的防腐作用。

4.Clearly aqueous preservative systems must possess a fixation mechanism .

显然，水溶性防腐剂必须有固定的历程。

5.The egyptians were not the only people to make use of metallic salts as preservatives .

并非只有埃及人使过无机盐作防腐剂。

6.Different proprietary organic-solvent preservatives often contain the same toxicants .

不同专利的有机溶剂防腐剂往往含有相同的毒性剂。

7.This preservative has given excellent performance as a treatment for transmission poles .

这种防腐剂作为通讯电杆的处理剂具有很好的性能。

8.Wood-based products, such as plywood and chipboard, must also be treated with preservatives .

以木料为基础的产品，如胶合板和碎料板，也必须用防腐剂处理。

9.By 1853 creosote had established itself as a most reliable and persistent wood preservative .

1853年以前，防腐油已作为最可靠并能持久的木材防腐剂，而确立了它自己的地位。

10.The most important requirement is to achieve an adequate retention of the preservative within the wood .

木材防腐处理的一个最重要的要求，就是要使防腐剂吸收量达到适当指标。

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