ocean-floor spreading

英 [ocean-floor spreading]
美 [ocean-floor spreading]

中文释义

海底扩展[亦作sea-floor spreading]

单词分析

单词结构：

ocean-floor spreading

字母数：21

记忆提示

🎯 重点记忆：

  • 单词拼写：ocean-floor spreading
  • 核心含义：海底扩展[亦作sea-floor spreading]

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更新时间：2026-04-17 07:17:08