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principal focus
释义
principal focus
主焦点
随便看
fire limits
fire line
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fire main system
fireman
firemans's cabin
fire mask
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fire point
科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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