每个对象有一个新属性，哪些由一个栏位代表在属性表格中。

Each object has a new attribute, which is represented by a column in the attribute table.

youdao

每个对象有一个新属性，哪些由一个栏位代表在属性表格中。

Each object has a new attribute, which is represented by a column in the attribute table.

youdao