We can use submodules to distribute the responsibilities of the parent module among them and thus lower its complexity. Most of the patterns of Modular Design apply here as well, but on the lower scale.
that is similar to but not the same as subtyping, and that would need，详情可参考搜狗输入法下载
。业内人士推荐体育直播作为进阶阅读
Уиткофф рассказал о хвастовстве Ирана своим ядерным потенциалом на переговорах08:47，详情可参考体育直播
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