英语词汇preparatory cost是什么意思，preparatory cost的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	preparatory cost
释义	preparatory cost　【经】准备成本, 预备成本
随便看	thiopicric acid thioplast Thioploca Thiopolyeoccus thiopropazate thioproperazine thiopropionamide thiopropionate thioproteose thiopyran thiopyrophosphoryl bromide thiopyruvic acid thioquinox thioredoxin thioresorcin thioresorcinol Thiorhodaceae thioridazine thioridazine thiorsauite thiosa thiosalicylic acid Thiosan Thiosarcina thiosemicarbazide

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