positive semi-defini
查询英语单词中文释义、音标、发音和例句。
positive semi-definiteness
英
[positive semi-definiteness]
美
[positive semi-definiteness]
中文释义
半正定性
单词分析
单词结构:
positive semi-definiteness
字母数:26
记忆提示
🎯 重点记忆:
- 单词拼写:positive semi-definiteness
- 核心含义:半正定性
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更新时间:2026-09-01 22:59:17