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vaccum valve
vaccum valve
英
[vaccum valve]
美
[vaccum valve]
中文释义
真空阀
单词分析
单词结构:
vaccum valve
字母数:12
记忆提示
🎯 重点记忆:
单词拼写:vaccum valve
核心含义:真空阀
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更新时间:2026-01-07 04:33:07