first-difference
查询英语单词中文释义、音标、发音和例句。
first-difference
英
[first-difference]
美
[first-difference]
中文释义
un. 一次差分;一阶差分;一阶有限差
单词分析
单词结构:
first-difference
字母数:16
记忆提示
🎯 重点记忆:
- 单词拼写:first-difference
- 核心含义:un. 一次差分;一阶差分;一阶有限差
- 相关含义:一阶差分、一阶有限差
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更新时间:2026-09-21 17:40:54