research and developement expenses

[research and developement expenses]
[research and developement expenses]

中文释义

研究发展费用

单词分析

单词结构:

research and developement expenses

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:research and developement expenses
  • 核心含义:研究发展费用