field trial
柯林斯词典
1. N a test of or contest between gun dogs to determine their proficiency and standard of training in retrieving or pointing 獵狗實地追獵選拔或測試[hunting]
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1. N a test of or contest between gun dogs to determine their proficiency and standard of training in retrieving or pointing 獵狗實地追獵選拔或測試[hunting]