Canvasback
['kænvəsbæk] or ['kænvəs,bæk]
解釋/意思:
(n.) A Species of duck (Aythya vallisneria), esteemed for the delicacy of its flesh. It visits the United States in autumn; particularly Chesapeake Bay and adjoining waters; -- so named from the markings of the plumage on its back.
埃斯蒂斯整理