此原则表明,子类对象对超类对象的替代能力是优秀设计的重要标志。
According to this principle, the ability to substitute a subclass object for a superclass object is characteristic of good design.
此原则表明,子类对象对超类对象的替代能力是优秀设计的重要标志。
According to this principle, the ability to substitute a subclass object for a superclass object is characteristic of good design.
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