| 单词 | preservative |
|---|---|
| 音标 | [pri'zə:vətiv] |
| 解释 | a.防腐的；n.防腐剂 |
| 红宝书 | 【英】 n. 防腐剂(an additive used to protect against decay, discoloration, or spoilage) 【考】 censorship : communication / preservative : decay(审查机构防止交流/ 防腐剂防止腐烂) 【例】 The packaged doughnuts were full of artificial preservatives. |
| 字源 | preservative (adj.) late 14c., from Old French preservatif and directly from Medieval Latin praeservativus, from stem of praeservare (see preserve (v.)). The noun is from early 15c., "a preservative medication;" sense of "chemical added to foods to keep them from rotting" is from 1875. |
| 不择手段背单词 | n. 防腐剂; adj 有保护能力的 【记】源于: preserve(v 保护) 【参】reserve(v /n 储备); conserve(v 保存) 【类】censorship: communication = preservative: decay = anchor: drifting = seal: leakage审查防止信息 = 防腐剂防止腐烂 = 锚防止飘流 = 密封防止泄漏 |
| 趣味全助记 | 【记】preserve 保护 |
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