experimental and research expense

[experimental and research expense]
[experimental and research expense]

中文释义

un. 试验研究费

单词分析

单词结构:

experimental and research expense

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:experimental and research expense
  • 核心含义:un. 试验研究费