这和平常的方法是一样的，如果给出，一条曲线的几何描述，就不得不自己判断，什么才是最好的参数化方法。
It is the same method as usual. And if you are being given a geometric description of a curve then, of course, you will have to decide for yourself what the best parameter will be.
曾几何时，北达科州以低廉的工资和较高失业率而闻名，这个巨大、人口稀少的和平花园之州是美国少数几个工作充裕的州。
For at a time of stagnant wages and a high unemployment rate, this vast, lightly populated Peace Garden State is one of the few places in America where jobs are plentiful.
能有效抵抗信号处理又能抵抗几何攻击是当今数字水印研究的热点和难点之一，提出一种能够抵抗信号处理、旋转、缩放和平移的鲁棒视频水印。
The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research.
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