Setting or removing inheritance on a directory or a file system has no effect on the existing files.
在目录或者文件系统中设置或者删除继承，对于现有的文件不会产生任何影响。
2
Randomising is often what distinguishes proper evidence from statistical mush, by removing biases in the setting of experiments - such as running pilots only in the most needy areas.
通过消除试验设定中的偏差(例如只在最贫困的地区进行试点)，随机试验往往能区分适当的证据与统计干扰。
3
Alternatively, removing fuel from the fire—by chopping down trees, digging fire breaks and setting control burns ahead of it— also helps stop a fire in its tracks.