Word · Frequency #20370
preservatives
防腐剂
preservatives is the plural of preservative.
a chemical compound added to protect against decay or decomposition
- 1.
Any agent, natural or artificial, that acts to preserve, especially when added to food.
防腐剂；尤指添加于食品中的天然或人工保存剂。
- 2.
a chemical compound that is added to protect against decay or decomposition
防腐剂
防腐剂；尤指添加于食品中的天然或人工保存剂。；预防药
In use
This brand of juice contains no artificial preservatives.
The label says the preservative keeps the bread fresh for two weeks.
Some people prefer food without any preservatives.
add a preservative to sth
The company adds a preservative to the drink to keep it fresh.
公司在这款饮料中添加防腐剂以保持新鲜。
contain preservatives
preservative 表示“防腐剂”时是可数名词，常用复数。
Natural juices usually contain no preservatives.
天然果汁通常不含防腐剂。
act as a preservative
Connections
Collocations
- food preservative
- 食品防腐剂
- Sodium benzoate is a common food preservative.苯甲酸钠是一种常见的食品防腐剂。
- artificial preservative
- 人工防腐剂
- Many consumers prefer products without artificial preservatives.许多消费者喜欢不含人工防腐剂的产品。
- natural preservative
- 天然防腐剂
- Salt and vinegar act as natural preservatives.盐和醋起着天然防腐剂的作用。
- chemical preservative
- 化学防腐剂
- Some chemical preservatives are suspected to affect health.有些化学防腐剂被怀疑会影响健康。
- contain preservatives
- 含有防腐剂
- This sauce contains preservatives to stay fresh longer.这种酱料含有防腐剂，以保持更长时间的新鲜。
Learner notes
Memory Tip
pre（预先）+serve（保存）→ 预先保存食物防变质，所以是防腐剂。
Context & Register
语域：neutral 常见场景：food labels、ingredient lists、cosmetics manufacturing 作为名词通常指防腐剂，多用于食品、化妆品和工业产品的标签或说明中；在日常对话和书面语中都比较常见，属于中性用词。
Pronunciation & Spelling
押韵词：conservative（/kənˈsɝvətɪv/，重读元音之后的部分 /vətɪv/ 与 preservative 相同）。preserve 有相同的 /zɝv/，但缺 /ətɪv/ 后缀；preventative 拼写相近，但读 /prɪˈvɛntətɪv/，中间是 /vɛnt/ 而非 /zɝv/；derivative 仅共享结尾 /ətɪv/，重音元音不同；preservation 重音在后，读 /veɪ/ 而非 /ɝ/。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.