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screened valve
screened valve
英
[screened valve]
美
[screened valve]
中文释义
un. 屏蔽电子管
单词分析
单词结构:
screened valve
字母数:14
记忆提示
🎯 重点记忆:
单词拼写:screened valve
核心含义:un. 屏蔽电子管
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更新时间:2026-03-10 07:30:32