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back-up battery
back-up battery
英
[back-up battery]
美
[back-up battery]
中文释义
[计] 后备电池
单词分析
单词结构:
back-up battery
字母数:15
记忆提示
🎯 重点记忆:
单词拼写:back-up battery
核心含义:[计] 后备电池
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更新时间:2026-01-31 20:40:52