overridden造句
31) When overridden in a derived class, gets the name of the key exchange algorithm.
32) When overridden in a derived class, determines whether the specified date in the specified era is a leap day.
33) When overridden in a derived class, determines whether a date is a leap day.
34) When overridden in a derived class, completes the control sequence that determines when and how to print a document.
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