hydrogen 21-centimeter line

[hydrogen 21-centimeter line]
[hydrogen 21-centimeter line]

中文释义

[光] 氢21-厘米谱线

单词分析

单词结构:

hydrogen 21-centimeter line

字母数:27

记忆提示

🎯 重点记忆:

  • 单词拼写:hydrogen 21-centimeter line
  • 核心含义:[光] 氢21-厘米谱线