英语词汇“exposure age”的读音、翻译、释义、用法及例句-高考报名网

词汇	exposure age
释义	exposure age n.（名词 noun）【天】受照射期（指陨石坠入地球大气层前所受宇宙射线的时间长度）
随便看	backsword backswordman back talk back time back-to-back Back-to-Back Devices back-to-basics back to front back track backtrack Backtracking backup Backup Copy Backup Diskette Backup File backup light Backup Store Back-Up System backveld back vowel backward backwardation Backward Channel Backward File Recovery Backward-Forward Counter

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