up and down movement

英 [up and down movement]
美 [up and down movement]

中文释义

un. 垂直运动；升降运动

单词分析

单词结构：

up and down movement

字母数：20

记忆提示

🎯 重点记忆：

  • 单词拼写：up and down movement
  • 核心含义：un. 垂直运动；升降运动
  • 相关含义：升降运动

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更新时间：2026-02-03 17:49:45