point device 指向设备 ; 指标设备
relative point device 相对定位设备
point transfer device [测] 转点仪 ; 刺点仪 ; 像片转点仪
distant-vanishing-point device 远灭点尺
Field Device Access Point 现场设备接入点 ; 无线节点设备
nadir point recording device 天底点摄影器
zero point correcting device 零点修整装置
spring point operating device 弹簧转辙机
Device Connection Point 设备连接点
ADJ very correct or perfect; precise 精密的; 精确的
ADV to perfection; perfectly; precisely 完美地; 精确地
So, your system is still usable even though there is a point failure; you can repair a failed point device without affecting system usage.
因此，即使存在某个点的失败，系统仍然可以使用；您可以在不影响系统使用的情况下修复失败的点设备。
The second column contains the mount point, the location for that device in the file system.
第二列是装载点，也就是设备在文件系统中的位置。
When remounting an already mounted filesystem, it suffices to specify either the mount point or the device name. It is not necessary to specify both.
卸载一个已有文件系统时，指出挂载点或者设备名其中一个就足够了，没有必要都指出。
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