Bell and Howell perforation

英 [Bell and Howell perforation]
美 [Bell and Howell perforation]

中文释义

[摄] 贝尔浩型片孔

单词分析

单词结构：

Bell and Howell perforation

字母数：27

记忆提示

🎯 重点记忆：

  • 单词拼写：Bell and Howell perforation
  • 核心含义：[摄] 贝尔浩型片孔

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更新时间：2026-03-24 03:19:27