in·con·spic·u·ous /ˌɪnkənˈspɪkjəwəs/
  (a.)不顯眼的,不引人注意的
  In·con·spic·u·ous a.  Not conspicuous or noticeable; hardly discernible. -- In*con*spic*u*ous*ly, adv. -- In*con*spic*u*ous*ness, n.
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  inconspicuous
       adj : not prominent or readily noticeable; "he pushed the string
             through an inconspicuous hole"; "the invisible man"
             [syn: invisible] [ant: conspicuous]