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cost-reducing invention
cost-reducing invention
英
[cost-reducing invention]
美
[cost-reducing invention]
中文释义
成本节省的发明
单词分析
单词结构:
cost-reducing invention
字母数:23
记忆提示
🎯 重点记忆:
单词拼写:cost-reducing invention
核心含义:成本节省的发明
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更新时间:2026-02-04 22:45:22