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research expenditure
research expenditure
英
[research expenditure]
美
[research expenditure]
中文释义
[经] 研究费用
单词分析
单词结构:
research expenditure
字母数:20
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🎯 重点记忆:
单词拼写:research expenditure
核心含义:[经] 研究费用
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更新时间:2026-03-10 23:59:04