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hollow core valve
hollow core valve
英
[hollow core valve]
美
[hollow core valve]
中文释义
空心阀
单词分析
单词结构:
hollow core valve
字母数:17
记忆提示
🎯 重点记忆:
单词拼写:hollow core valve
核心含义:空心阀
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更新时间:2026-02-03 09:49:38