All classes inherit from a common base class.

所有的类都从一个通用的基类继承。

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See The Common Base Event model for more information.

有关更多信息，请参见公共基础事件模型。

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All the exceptions are derived from a common base class.

所有的异常继承自一个基类。

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And the matter of building products from a common base or platform is most complex.

FORBES: Magazine Article

Linux distributions, open source and proprietary software projects will benefit from Linaro's investment, with more stable code becoming widely available as a common base for innovation.

ENGADGET: ARM, Samsung, IBM, Freescale, TI and more join to form Linaro, speed rollout of Linux-based devices

At the heart of the act is assistance for small businesses (SMEs), such as the the possibility of a common tax base for SMEs that operate on a cross-border basis.

BBC: Barnier presents single market act