Besides saving you another system call, this non-portable extension saves you an expensive trip back to the file system for more metadata.

除了减少另外的系统调用之外，这种不可移植的扩展还减少了从文件系统获取更多元数据的开销非常高的访问操作。

youdao

Besides saving you another system call, this non-portable extension saves you an expensive trip back to the file system for more metadata.

除了减少另外的系统调用之外，这种不可移植的扩展还减少了从文件系统获取更多元数据的开销非常高的访问操作。

youdao