preservative

音标发音

• 英式音标 [prɪˈzɜː.və.tɪv]
• 美式音标 [prɪˈzɝː.və.t̬ɪv]
• 国际音标 [pri'zə:vətiv]
• 英式发音
• 美式发音

基本解释

• n.防腐剂；预防法；预防药
• adj.保存的；有保存力的；防腐的

词根记忆

• 来自preserve(v.保护；保存)
• pre(预先) + serv(保持) + ative(…的)→预先用来保存的→防腐的

同根派生

• adj性质的同根词

  preservable：可保存的；可保管的；能储藏的。

• n性质的同根词

  preserve：保护区；禁猎地；加工成的食品。

  preservation：保存，保留。

  preserving：保留，保存。

  preserver：保护者，保护人；保护剂，防腐剂；储藏柜。

  preservationist：（对自然环境、古迹文物等的）保护主义者。

• vt性质的同根词

  preserve：保存；保护；维持；腌；禁猎。

• preservative相关词

英汉例句

• Salt is a preservative for meat.
  盐是肉类的防腐剂.
• Every piece of timber was planed, cut to size and stained with cedar preservative.
  每根木材都被刨平了，切割成一定尺寸，并涂上了雪松防腐剂。
• 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.
• Every piece of timber was planed, cut to size and stained with cedar preservative.
  每根木材都被刨平了，切割成一定尺寸，并涂上了雪松防腐剂。
• The wood is treated with preservative to prevent decay.
  这块木头用防腐剂处理过以防止腐烂.

• preservative更多例句

词组短语

短语

• food preservative 食品防腐剂;食品保鲜剂;食物防腐剂
• preservative fluid 保藏液;翻译
• industrial preservative 工业防腐剂
• PRESERVATIVE PERIOD 保质期
• preservative method 防腐法;保存方法

• preservative更多词组

英英字典

剑桥英英字典

• a substance used to prevent decay in wood

柯林斯英英字典

• 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.

• preservative剑桥字典
• preservative柯林斯字典

专业释义

机械工程

• 防腐剂

  Food preservative plays an important role in food shell-life and food quality.
  食品防腐剂对提高食品保藏性和延长食品保质期具有重要作用。

• 保鲜剂

  This paper mainly studied the effect of preservative, packaging methods, supercritical CO2 sterilization on the shelf-life of pre-processed fresh chicken, as so to supply meat manufacture with theory and technology on extending the shelf life of pre-processed fresh chicken.1.
  本文主要研究了保鲜剂、包装方式、超临界CO2杀菌对生鲜调理鸡肉货架期的影响,旨在为肉类生产企业延长生鲜调理鸡肉的保质期提供理论依据和技术支撑。

  农业科学

• 防腐剂
• 保鲜液
• 保鲜效果

  The changes of gas in three types of preservative films during lingwu long jujube fruits storage were investigated, on the three kinds of packaging films on the jujube fruit cold storage preservation effect of the 90 day study.
  对灵武长枣低温贮藏前期3种包装袋袋内气体成分的变化进行了测定分析,同时将3种保鲜膜对枣果实低温贮藏90天的保鲜效果进行了研究。

  化学

• 防腐剂
• 防腐的
• 胶乳保存剂
• 防腐料

生物学

• 防腐剂
• 保存剂;防腐的
• 保存的