英语词汇spare parts allowances怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	spare parts allowances
释义	spare parts allowances 简明释义零件存量网络释义 1 ?零件存量 ... 生存时间；寿命 span， life 备用电池 spare battery 零件存量 spare parts allowances ...
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。