This feature relates to limitations of the HFS Plus file system that's used by most modern Macs.

这个特性与 HFS Plus 文件系统有关，大多数现代 Macs 都使用该文件系统。

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HFS and HFS +, used on Macintoshes, can usually be shrunk and moved, but not grown. OS X's Disk Utility can sometimes grow HFS + partitions.

用在Macintoshes上的HFS和HFS +通常可以缩小和移动，但是不能增长，os X的Disk Utility有时候可以使HFS +增长分区。

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Create a file in HFS.

在HFS中创建文件。

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Know thy numbers FORBES dissented in 1996 when Wall Street was hymning the praises of wheeler-dealer Henry Silverman and what is now Cendant Corp. (then HFS).

FORBES: Follow Through