platform trap door bumper

英 [platform trap door bumper]
美 [platform trap door bumper]

中文释义

(客车)翻板缓冲档

单词分析

单词结构：

platform trap door bumper

字母数：25

记忆提示

🎯 重点记忆：

  • 单词拼写：platform trap door bumper
  • 核心含义：(客车)翻板缓冲档

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更新时间：2026-02-01 10:48:34