我的祖父是一位坚定的社会主义者，他毕生都在为工人权益而奋斗。

My grandfather was a dedicated ___socialist who spent his life fighting for workers' rights.

这个国家实施了社会主义医疗体系，为所有公民提供免费医疗服务。

The country has implemented a ___socialist healthcare system providing free medical services to all citizens.