economical quantities oil

英 [economical quantities oil]
美 [economical quantities oil]

中文释义

[经] 数量上值得开采的石油

单词分析

单词结构：

economical quantities oil

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：economical quantities oil
  • 核心含义：[经] 数量上值得开采的石油

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更新时间：2026-01-19 14:55:15