The pioneers pegged out claims in the new lands they were opening up to the west. 拓荒者在往西部开发新土地时用木桩把属于自己的土地围起来。
The WCD program has been paid much attention by academic societies in and outside of China, especially in West China. 在学术研讨中，与会专家分别对西部开发中的一些具体问题进行了深入讨论。
