no·tice·able /ˈnotəsəbəl/
  (a.)引人注目的,顯明的,值得注意的
  No·tice·a·ble a. Capable of being observed; worthy of notice; likely to attract observation; conspicuous.
     A noticeable man, with large gray eyes.   --Wordsworth.
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  noticeable
       adj 1: capable or worthy of drawing attention; "noticeable shadows
              under her eyes"; "noticeable for its vivid historical
              background"; "a noticeable lack of friendliness" [ant:
               unnoticeable]
       2: capable of being detected; "after a noticeable pause the
          lecturer continued" [syn: detectable]
       3: undesirably noticeable; "the obtrusive behavior of a spoiled
          child"; "equally obtrusive was the graffiti" [syn: obtrusive]
          [ant: unobtrusive]
       4: readily noticed; "a noticeable resemblance"