storage capacity        
[der] 领。（脑/箱）存储。存储容。 贮藏。蓄容。存储位置。
storage capacity, storage space, storage location

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[der]存储。存容。
storage content, storage capacity, memory capacity

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[die]容。存储。（脑）存容。硬盘容。硬盘容。
storage capacity, memory capacity