GRE核心詞匯詞組：fall short of

　　fall short of 達不到，不盡人意

　　釋義

　　If something fall short of one's expectation, it fails to reach the satisfactory level.

　　例句

　　The performance fell far short of our expectations; only the soprano lived up to her reputation.

　　GRE

　　Psychohistorians, convinced of the absolute rightness of their own theories, are also convinced that theirs is the “deepest” explanation of any event, that other explanations fall short of the truth.

　　心理歷史學家堅信其理論的絕對正確性，認為這些理論是對于任何事件的“最深刻”解釋，而其他任何解釋都無法完全揭示事實的真相。