secondary-emission t
查询英语单词中文释义、音标、发音和例句。
secondary-emission tube
英
[secondary-emission tube]
美
[secondary-emission tube]
中文释义
[电] 二次发射管
单词分析
单词结构:
secondary-emission tube
字母数:23
记忆提示
🎯 重点记忆:
- 单词拼写:secondary-emission tube
- 核心含义:[电] 二次发射管
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更新时间:2026-09-27 09:43:53