The problem of benefit resembles as an inside stalk line, piercing through in the human activities and history progress.

利益问题像一根中轴线，贯穿于人类活动和历史进程的始终。

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The problem of benefit resembles as an inside stalk line, piercing through in the human activities and history progress.

利益问题像一根中轴线，贯穿于人类活动和历史进程的始终。

youdao