activity research
查询英语单词中文释义、音标、发音和例句。
activity research
英
[activity research]
美
[activity research]
中文释义
活动研究
单词分析
单词结构:
activity research
字母数:17
记忆提示
🎯 重点记忆:
- 单词拼写:activity research
- 核心含义:活动研究
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更新时间:2026-08-30 11:05:11