single-valve knapsack pump

英 [single-valve knapsack pump]
美 [single-valve knapsack pump]

中文释义

背负式单阀泵

单词分析

单词结构：

single-valve knapsack pump

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：single-valve knapsack pump
  • 核心含义：背负式单阀泵

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更新时间：2026-01-30 12:59:19