back and forth construction

英 [back and forth construction]
美 [back and forth construction]

中文释义

进退构造

单词分析

单词结构：

back and forth construction

字母数：27

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  • 单词拼写：back and forth construction
  • 核心含义：进退构造

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更新时间：2026-03-11 06:04:28