Preservative



GRE 蓝宝 TOEFL

解释

GRE 红宝书

• adj. 防腐的;n. 防腐剂
• ［英］ n. 防腐剂 ( an additive used to protect against decay, discoloration, or spoilage)
• ［类］ censorship : communication / preservative : decay ( 审查机构防止交流 / 防腐剂防止腐烂)

Webster Collegiate

I. adjective

• Date: 14th century
• having the power of preserving

II. noun

• Date: 15th century
• something that preserves or has the power of preserving; specifically an additive used to protect against decay, discoloration, or spoilage

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