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单词
back-up safety device
释义
back-up safety device
美
英
un.
备用安全设备
英汉
网络释义
un.
1.
备用安全设备
1.
备用安全设备
back up中文 ... back-up roll||支撑轧辊, 支撑辊
back-up safety device
||
备用安全设备
,备用安全装置 ... ...
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supporting actress
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supporting agent
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supporting angle steel
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supporting arms swab
supporting artillery
supporting assistance
supporting attack
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supporting base
supporting bead
supporting beam
supporting bearing
supporting bed
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更新时间:2026/2/8 0:33:31