A smaller group within a larger group, especially in the classification of living things.
Biologists often use subclasses to organize different types of animals.
生物學家經常用亞類來組織不同類型的動物。
In programming, a type of class that is based on another class and uses its features.
The developer made a subclass to add more features to the existing software.
開發者創建了一個子類,以向現有軟件添加更多功能。