sigma ring
查询英语单词中文释义、音标、发音和例句。
sigma ring
英
[sigma ring]
美
[sigma ring]
中文释义
【数学】σ环[亦作 σ-ring,sigma-ring]
单词分析
单词结构:
sigma ring
字母数:10
记忆提示
🎯 重点记忆:
- 单词拼写:sigma ring
- 核心含义:【数学】σ环[亦作 σ-ring,sigma-ring]
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更新时间:2026-08-31 15:07:07