preferential trip英语标准发音:preferential trip英式发音:美式发音:翻译中文优惠行程preferential trip - 基本释义[词典1]优先脱扣preferential trip - WEB词典preferential trip先行脱扣器优先卸载优先脱扣优先跳脱 参考资料: 1.百度翻译:preferential trip2.有道词典:preferential trip3.爱词霸:preferential trip