thermionic valve
查询英语单词中文释义、音标、发音和例句。
thermionic valve
英
[thermionic valve]
美
[thermionic valve]
中文释义
热离子管,热阴极电子管
单词分析
单词结构:
thermionic valve
字母数:16
记忆提示
🎯 重点记忆:
- 单词拼写:thermionic valve
- 核心含义: 热离子管,热阴极电子管
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更新时间:2026-08-30 19:35:46