efficientKK [ɪˋfɪʃənt] /ɪˈfɪʃənt/发音形容词1有效率的、高效的We need a more efficient way to process these orders.我们需要更有效率的方式来处理这些订单。2能干的、干练的用于人His new assistant is quiet but extremely efficient.他的新助理话不多,但做事非常能干。3节能的、省油的This model is far more efficient than our old refrigerator.这台机型比我们的旧冰箱省电多了。用这个字练口说→