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principal derivative
principal derivative
英
[principal derivative]
美
[principal derivative]
中文释义
主导数,主微商
单词分析
单词结构:
principal derivative
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:principal derivative
核心含义:主导数,主微商
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更新时间:2026-02-01 19:55:21