张学良在完成东北易帜后，在内政方面做的第一件大事是枪杀杨宇霆和常荫槐。
Chang took over the ruling in Northeast China in 1928, the first important thing he did was killing Yang Yuting and Chang Yinhuai.
张学良在完成东北易帜后，在内政方面做的第一件大事是枪杀杨宇霆和常荫槐。
Chang took over the ruling in Northeast China in 1928, the first important thing he did was killing Yang Yuting and Chang Yinhuai.
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