这个词是什么意思？
Methyl, propyl, butyl, and ethyl esters of p-hydroxybenzoic acid. They have been approved by the FDA as antimicrobial agents for foods and pharmaceuticals. (From Hawley's Condensed Chemical Dictionary, 11th ed, p872)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D010226 · MeSH 2026。
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