known quantity
查询英语单词中文释义、音标、发音和例句。
known quantity
英
[known quantity]
美
[known quantity]
中文释义
[计] 已知量
单词分析
单词结构:
known quantity
字母数:14
记忆提示
🎯 重点记忆:
- 单词拼写:known quantity
- 核心含义:[计] 已知量
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更新时间:2026-09-23 17:13:09