research and develop
查询英语单词中文释义、音标、发音和例句。
research and development section
英
[research and development section]
美
[research and development section]
中文释义
[经] 研究和发展(开发)部门
单词分析
单词结构：
research and development section
字母数：32
记忆提示
🎯 重点记忆：
- 单词拼写：research and development section
- 核心含义：[经] 研究和发展(开发)部门
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更新时间：2026-08-30 10:57:47