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research and development expense
research and development expense
英
[research and development expense]
美
[research and development expense]
中文释义
研究与开发费
单词分析
单词结构:
research and development expense
字母数:32
记忆提示
🎯 重点记忆:
单词拼写:research and development expense
核心含义:研究与开发费
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更新时间:2026-01-29 19:06:56