名词
中文翻译：二级存储
同义词：
['subordinate storage', "secondary storage例句：1. The computer's second-level storage is full.（计算机的二级存储已满。）"]
例句：
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1. The computer's second-level storage is full.
计算机的二级存储已满。
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2.The data was stored in the second-level storage of the hard drive.
数据被存储在硬盘的二级存储中。
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3.The server uses a combination of first and second-level storage to store large amounts of data.
服务器使用一级和二级存储结合的方式存储大量数据。