单词	black swan
释义	black swanˌblack ˈswan (also ˌblack ˈswan eˌvent) noun [countable] an event that no one expects and that has a very great effect
随便看	De Klerk, F.W. de Kooning, Willem De La Mare, Walter de la Renta, Oscar Delaware delay delayed delayed-action delaying tactic Del Boy delectable delectably delectation delegate delegation delete deleterious deletion Delhi deli Delia deliberate deliberately deliberateness deliberation

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