其内容是由人们的物质生活条件决定的。
Its content is determined by the condition of material life.
物质生活条件乃是世界，是人至始至终在其中生存的感性自然界。
The material living condition is the perceptual world in which human beings exist throughout.
物质生活条件乃是世界，是人至始至终在其中生存的感性自然界。
The material living condition is the perceptual world in which human beings exist throughout.
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