im·pla·ca·ble /(ˌ)ɪmˈplækəbəl, ˈple-/
 (a.)難寬恕的,難和解的,執拗的
 Im·pla·ca·ble a.
 1. Not placable; not to be appeased; incapable of being pacified; inexorable; as, an implacable prince.
    I see thou art implacable.   --Milton.
    An object of implacable enmity.   --Macaulay.
 2. Incapable of being relieved or assuaged; inextinguishable. [R.]
    O! how I burn with implacable fire.   --Spenser.
 Which wrought them pain
 Implacable, and many a dolorous groan.   --Milton.
 Syn: -- Unappeasable; inexorable; irreconcilable; unrelenting; relentless; unyielding.
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 implacable
      adj : impossible to placate; "an implacable enemy" [ant: placable]