im·per·son·al /(ˌ)ɪmˈpɚ/
  (a.)客觀的,和個人無關的,非人稱的非人稱動詞
  Im·per·son·al a.  Not personal; not representing a person; not having personality.
     An almighty but impersonal power, called Fate.   --Sir J. Stephen.
  Impersonal verb Gram., a verb used with an indeterminate subject, commonly, in English, with the impersonal pronoun it; as, it rains; it snows; methinks (it seems to me). Many verbs which are not strictly impersonal are often used impersonally; as, it goes well with him.
  Im·per·son·al, n. That which wants personality; specifically Gram., an impersonal verb.
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  impersonal
       adj 1: not relating to or responsive to individual persons; "an
              impersonal corporation"; "an impersonal remark" [ant:
              personal]
       2: having no personal preference; "impersonal criticism"; "a
          neutral observer" [syn: neutral]