pen·e·tra·tive /ˈpɛnəˌtretɪv/
 (a.)滲透的,有滲透力的,徹骨的


 Pen·e·tra·tive a.
 1. Tending to penetrate; of a penetrating quality; piercing; as, the penetrative sun.
    His look became keen and penetrative.   --Hawthorne.
 2. Having the power to affect or impress the mind or heart; impressive; as, penetrative shame.
 3. Acute; discerning; sagacious; as, penetrative wisdom. “The penetrative eye.”
    Led on by skill of penetrative soul.   --Grainger.

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 penetrative
      adj 1: having or demonstrating ability to recognize or draw fine
             distinctions; "an acute observer of politics and
             politicians"; "incisive comments"; "icy knifelike
             reasoning"; "as sharp and incisive as the stroke of a
             fang"; "penetrating insight"; "frequent penetrative
             observations" [syn: acute, discriminating, incisive,
              keen, knifelike, penetrating, piercing, sharp]
      2: tending to penetrate; having the power of entering or
         piercing; "a toxic penetrative spray applied to the
         surface"; "a cold penetrating wind"; "a penetrating odor"
         [syn: penetrating]