benefit-cost ratio (

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benefit-cost ratio (b-c ratio)
英 [benefit-cost ratio (b-c ratio)]
美 [benefit-cost ratio (b-c ratio)]

中文释义

效益成本比率

单词分析

单词结构：

benefit-cost ratio (b-c ratio)

字母数：30

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🎯 重点记忆：

  • 单词拼写：benefit-cost ratio (b-c ratio)
  • 核心含义：效益成本比率

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更新时间：2026-09-25 19:15:49