fan-shaped grating

[fan-shaped grating]
[fan-shaped grating]

中文释义

扇形光栅

单词分析

单词结构:

fan-shaped grating

字母数:18

记忆提示

🎯 重点记忆:

  • 单词拼写:fan-shaped grating
  • 核心含义:扇形光栅