knife-edge

英 [knife-edge]
美 [knife-edge]

中文释义

n. 刀口, 锐利物, 刃状物

单词分析

单词结构：

knife-edge

字母数：10

记忆提示

🎯 重点记忆：

  • 单词拼写：knife-edge
  • 核心含义：n. 刀口, 锐利物, 刃状物

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更新时间：2026-02-01 16:45:47