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首页 > 英汉词典 > back-up roll

back-up roll

英 [back-up roll]
美 [back-up roll]

中文释义

支撑轧辊;支承辊

单词分析

单词结构:

back-up roll

字母数:12

记忆提示

🎯 重点记忆:

  • 单词拼写:back-up roll
  • 核心含义:支撑轧辊;支承辊

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更新时间:2026-01-30 02:43:38

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