concentric pencils
查询英语单词中文释义、音标、发音和例句。
concentric pencils
英
[concentric pencils]
美
[concentric pencils]
中文释义
同心线束
单词分析
单词结构:
concentric pencils
字母数:18
记忆提示
🎯 重点记忆:
- 单词拼写:concentric pencils
- 核心含义:同心线束
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更新时间:2026-09-01 08:07:06