The IEEE 802.1q standard provides the networking standard for VLAN tagging, defining the concept of a VLAN at the MAC layer for virtual isolation of devices.

IEEE 802.1 Q标准提供了VLAN标记的网络标准，定义了设备虚拟隔离中位于mac层的VLAN的概念。

youdao

Building on the concept of tagging is the idea of social bookmarking.

在标签基础上建立的概念是社交书签。

youdao

Web 2.0 (and now Enterprise 2.0) suggests the use of folksonomy, the concept of collaborative tagging, instead.

Web 2.0(以及Enterprise 2.0)建议使用folksonomy，即协作标签。

youdao