outer boundaryˈautəˈbaundəri短语⁹⁶⁶⁷⁷⁺⁶ 基本英英近义反义例句 外边界 Noun: the outside boundary or surface of something近义词fringe流苏periphery周边 The outer boundary sampling method, which is targeted, makes use of color, shape, size and location of cigarette images. 该方法充分利用了条烟的颜色、形状、尺寸、位置的特点，是一个针对性强的预处理算法。 fabiao