动词短语
中文翻译：备份数据
同义词：
['back up', 'backup', 'back up the data']
例句：
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1.We need to back up our data before we go offline.
我们需要在离线之前备份我们的资料。
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2.The server automatically backs up data every night at midnight.
服务器每晚午夜自动备份数据。
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3. The company has a policy for backing up customer data in case of natural disasters.
该公司有政策备份客户数据以防自然灾害。