He was involved in oil, zinc and lead prospecting.他参与了石油、锌和铅的勘探。The prospecting team ploughed their way through the snow.探险队排雪前进.The prospecting team has traversed the length and breadth of the land.勘探队踏遍了祖国的山山水水....
In fact, the oil companies are already prospecting not far from here.事实上，石油公司已经在离此不远处进行勘探。After enduring the hardship of the arduous fieldwork , the prospecting team discovered many new ores.地质勘探队员餐风饮露,历尽辛苦, 找到了不少新的矿藏.He...