如果类A继承和扩展类B,则子类A和超类B之间的关系是______。
is-a
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下一篇:Choose the closest paraphrased version for the sentence or italicized part.Courtesy is often nothing more than a highly developed sense of fair play.()
Choose the closest paraphrased version for the sentence or italicized part.
Courtesy is often nothing more than a highly developed sense of fair play.()