development system a
查询英语单词中文释义、音标、发音和例句。
development system activity
英
[development system activity]
美
[development system activity]
中文释义
un. 系统研制活动
[网络] 开发系统活动
单词分析
单词结构:
development system activity
字母数:27
记忆提示
🎯 重点记忆:
- 单词拼写:development system activity
- 核心含义:un. 系统研制活动 [网络] 开发系统活动
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更新时间:2026-08-28 17:43:46