DICT.TW Dictionary Taiwan

 in a nutshell
 概括地,扼要地

 Nut·shell n.
 1. The shell or hard external covering in which the kernel of a nut is inclosed.
 2. Hence, a thing of little compass, or of little value.
 3. Zool. A shell of the genus Nucula.
 in a nutshell in a summarized and very abbreviated form; -- of statments, descriptions, reports, and other communications; as, to describe the convention in a nutshell.
 To be in a nutshell or To lie in a nutshell, , to be within a small compass; to admit of very brief or simple determination or statement. “The remedy lay in a nutshell.”
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 in a nutshell
      adv : summed up briefly; "gave the facts in a nutshell"; "just
            tell me the story in a nutshell"; "explained the
            situation in a nutshell"