| 词汇 | preservative |
| 释义 | preservative 1 ENTRIES FOUND: preservative (noun) preservative /prɪˈzɚvətɪv/ noun plural preservatives preservative /prɪˈzɚvətɪv/ noun plural preservatives Learner's definition of PRESERVATIVE [count, noncount] : a substance that is used to preserve something防腐剂: such as a : a chemical that is added to food to keep it fresh longer（食品）防腐剂 This food does not contain any artificial preservatives.本食品不含任何人工防腐剂。 b : a substance that is used on wood to prevent it from decaying（木材）防腐剂，防护剂 The wood was treated with preservative.木材做了防护处理。 |
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