The theory of description and the theory of historical causality are opposite to each other on the problem of the meaning of proper names.

摹状词理论与历史因果理论是专名意义问题上的两种对立的理论。

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There are , in fact , two levels of causality to consider : proximate ( immediate historical events ) and ultimate ( deeper evolutionary motives )

事实上，有两层因果关系要考虑：近因（当时的历史事件）与远因（较深的演化动机） 。

youdao

There are , in fact , two levels of causality to consider : proximate ( immediate historical events ) and ultimate ( deeper evolutionary motives )

事实上，有两层因果关系要考虑：近因（当时的历史事件）与远因（较深的演化动机） 。

youdao