four-stage pump

英 [four-stage pump]
美 [four-stage pump]

中文释义

四级泵

单词分析

单词结构：

four-stage pump

字母数：15

记忆提示

🎯 重点记忆：

  • 单词拼写：four-stage pump
  • 核心含义：四级泵

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更新时间：2026-02-20 20:15:27