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natural background radiation
natural background radiation
英
[natural background radiation]
美
[natural background radiation]
中文释义
天然本底辐射
单词分析
单词结构:
natural background radiation
字母数:28
记忆提示
🎯 重点记忆:
单词拼写:natural background radiation
核心含义:天然本底辐射
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更新时间:2026-02-02 00:50:29