From east and west, travelers dart across these prairies into the huge horizons and through cornfields that go on forever; giant skies, giant clouds, an eternal nearly featureless sameness.
从东到西，从西到东，旅人飞快地驶过茫茫大草原，驶向苍茫天际，穿过一望无际的玉米地；高不可测的苍穹，硕大的云朵，老是几乎平淡无奇、千篇一律。
The postures of these dragons have different characteristics during various ages. Some dragons curve and wreathe, some curvet through the clouds, some march forward leisurely and some are poised.
这些龙的姿态各具时代特色，有的曲体盘绕，有的穿云腾越，有的信步前行，有的蓄力待发。
Based on the feature domain of Data Clouds obtained in the former chapter, this chapter gets its feature points. Finally free-form curves interpolated through these feature points are produced.
在第二章得到特征点云带的基础之上，本章进而得到点云的特征点，并根据这些特征点生成自由曲线，这些自由曲线插值于特征点。
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