You have three main trade routes that cross the country.
你有三条主要贸易路线穿过这个国家。
2
A few smoky lorries laden with Onions and rugs cross at Wagah, the main border post.
仅有几辆冒着烟的卡车，装载着洋葱和小毛毯穿梭于瓦加(主要边境站)。
3
We use OpenCV as a base for all of our cross platform computer vision / image processing algorithms and video capture support, and Mono is the main engine behind robotSuite.