Each smart tag type is defined by a namespace so that its identity is unique.

每一个智能标记类型都由命名空间定义，因此其标识是唯一的。

youdao

Each smart tag type is defined by a namespace so that its identity is unique.

每一个智能标记类型都由命名空间定义，因此其标识是唯一的。

youdao