Overriding methods in a parent class is not limited to the constructor.

父类中的重写方法不仅局限于构造函数。

youdao

Notice that Trip doesn't extend a parent class or implement a magic interface.

注意，Trip并没有扩展某个父类或者实现某个接口。

youdao

If you don't extend a parent class, the default parent is AnyRef, a direct child class of Any.

如果你不继承任何父类，默认的父亲是AnyRef, Any的一个直接子类。

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The head of an international school in Singapore feels that Ms Chua is describing a type of pushy middle-class parent of any ethnicity found across the world.

ECONOMIST: The contest with China moves into the classroom and nursery

Announced in October 2012, 3net Studios - based at both Sony Pictures headquarters in Los Angeles, CA and Discovery Communications headquarters in Silver Spring, MD - employs a team of creative personnel, utilizing the world-class technology and production expertise of the parent company's joint venture partners to produce the highest quality native 3D and 4K content available.

ENGADGET: Initial projects from 3net Studios include the world's first native 4K TV show

The welfare state's expansion into every nook and cranny of too many people's lives has been less about saving people from deprivation and expresses more a condescending middle-class view of people as helpless and hapless unless the state helps them to parent correctly, improve their lifestyles, cut down on smoking or drinking, etc.

BBC: UK