A property can be many-valued or single-valued.
属性可为多值的,也可为单值的。
If we were adding the works property we used in an earlier example, this would be many-valued.
若添加之前的示例中所使用的works属性,则该属性应为多值的。
We can access many-valued child data object properties, such as address, using the same syntax.
我们可以使用相同的语法访问多值子数据对象属性(例如地址)。
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