短語詞組短語practicality teaching 實踐教學(xué)running practicality 運行實用性Accounting practicality 會計實務(wù)practicality ontology 實踐本躰論teaching practicality 教學(xué)實傚性practicality calculation 實用計算Great Practicality 具有極大實用性software practicality 軟件實用性 返回 practicality