Some virus can destroy a computer's hard disk or take up memory space.
某些病毒可以破坏计算机的硬盘或者占据内存空间。
If your data models are small, they will take up less space in memory than if they were larger.
如果数据模型很小的话，那么它们在内存中占用的空间会更小。
The models, however, take up very little space in memory: a cell phone could hold thousands of them.
然而，模型只在内存中占用了非常小的一块地方：一个手机可以加载成千上万个模型。
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