使用vcs设备能够提供一种快速带内方法，这能节省去机房查看控制台的时间。

Using the VCS device provides a fast in-band method that may be able to save you some time from going to the machine room and looking at the console.

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这种快速的过渡地带被称为“上树带线”或“林木线”。

This rapid zone of transition is called the upper timberline or tree line.

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“一带一路”快速增进了各国之间的交流。

The Belt and Road has increased the communication among the countries in a rapid way.

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