这个磁体创建一个磁场，能改变覆盖在磁盘表面的小金属粒子的极性。

The magnet creates a field that changes the polarity of a tiny, tiny portion of the metal particles which coat each platter's surface.

youdao

更好的方法是创建一个覆盖整个磁盘的分区。

Better to create a partition covering the whole disk.

youdao

通过采用这个方法，EVMS就不会让人认为磁盘为空，也就不可能愚弄管理员(例如使他覆盖原始的freebsd卷)，从而可以避免有风险的行为。

By taking this approach, EVMS avoids the risky behavior of advertising the disk as being empty and thus possibly fooling an administrator into overwriting a raw FreeBSD volume, for example.

youdao

The magnet creates a field which changes the polarity of a tiny, tiny portion of the metal particles which coat each platter's surface.

这个磁体创建一个,能改变覆盖在,磁盘表面小金属粒子的磁极。

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