slickness
  光滑的,巧妙的,花言巧語的
  Slick·ness, n. The state or quality of being slick; smoothness; sleekness.
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  slickness
       n 1: verbal misrepresentation intended to take advantage of you
            in some way [syn: trickery, hocus-pocus, hanky
            panky, jiggery-pokery, skulduggery, skullduggery]
       2: a kind of fluent easy superficiality; "the glibness of a
          high-pressure salesman" [syn: glibness]
       3: a slippery smoothness; "he could feel the slickness of the
          tiller" [syn: slick, slipperiness, slip]