backing board
查询英语单词中文释义、音标、发音和例句。
backing board
英
[backing board]
美
[backing board]
中文释义
[机] 底板
单词分析
单词结构:
backing board
字母数:13
记忆提示
🎯 重点记忆:
- 单词拼写:backing board
- 核心含义:[机] 底板
最近查询:
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更新时间:2026-08-30 19:53:22