hard-to-cut rock

英 [hard-to-cut rock]
美 [hard-to-cut rock]

中文释义

难凿岩石

单词分析

单词结构：

hard-to-cut rock

字母数：16

记忆提示

🎯 重点记忆：

  • 单词拼写：hard-to-cut rock
  • 核心含义：难凿岩石

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更新时间：2026-02-21 12:25:29