vacuum electron devi
查询英语单词中文释义、音标、发音和例句。
vacuum electron device
英
[vacuum electron device]
美
[vacuum electron device]
中文释义
真空电子器件
单词分析
单词结构:
vacuum electron device
字母数:22
记忆提示
🎯 重点记忆:
- 单词拼写:vacuum electron device
- 核心含义:真空电子器件
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更新时间:2026-08-31 08:45:11