category
US /ˈkæt̬.ə.ɡri/
UK /ˈkæt̬.ə.ɡri/

1.
类别, 种类
a class or division of people or things regarded as having particular shared characteristics
:
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The books are organized into different categories.
这些书被分成了不同的类别。
•
Which age category do you belong to?
你属于哪个年龄类别?