名词 field trial:

1. a test of the performance of some new product under the conditions in which it will be used

2. a contest between gun dogs to determine their proficiency in pointing and retrieving

3. a test of young hunting dogs to determine their skill in pointing and retrieving

fieldn.田地；领域；运动场；场地；田野；JAVA中的范畴vt.接球；派……上场；顺利处理vi.担任外场员adj.田间的；野外的field work现场工作； 野外测量； 实地测量