I also added a base class.

我还添加了一个基类。

youdao

All classes inherit from a common base class.

所有的类都从一个通用的基类继承。

youdao

First, the handler must extend the base class.

首先处理程序必须扩展基类。

youdao

This, at times, puts them at odds with large parts of the middle- and working-class base of the Democratic Party.

FORBES: New Geographer

By minimising the gender gap among its working-class base, the National Front could claim the support of over 20% of the overall electorate, according to Ms Mayer.

ECONOMIST: Women are flocking to Marine Le Pen

Formed on a working-class base, Labor claims to be the first party of its kind in the Western world to have won power: in Queensland in 1899 (briefly), then as a national government five years later.

ECONOMIST: Labor is humbled in its heartland