sine protractor
查询英语单词中文释义、音标、发音和例句。
sine protractor
英
[sine protractor]
美
[sine protractor]
中文释义
正弦尺;正弦规
单词分析
单词结构：
sine protractor
字母数：15
记忆提示
🎯 重点记忆：
- 单词拼写：sine protractor
- 核心含义：正弦尺;正弦规
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更新时间：2026-08-31 07:49:44