基本解释[經濟學]鬭式挖溝機词组短语短語bucket t trench digger 鬭式挖溝機multi bucket trench digger 多鬭挖溝機multi -bucket trench digger 多鬭式挖溝機inclined chain -and-bucket trench digger 傾斜式鏈鬭挖溝機bucket trench digger更多词组专业释义經濟學鬭式挖溝機