Because bear markets don't sketch out a steady pattern of lower and lower prices.
因为熊市并不会描绘出步步走低的平稳态势。
In the following sections we sketch some perspectives for pattern recognition and define a number of specific challenges.
在下一节我们将勾画出模式识别前景和一些具体要克服的问题。
The original pattern, cut from the working sketch, is called the first pattern.
原来的格局，从工作草图切，被称为第一种模式。
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