大家都搜：
投料比；收费率；课税率；充电率
1、starting rate of───启动速率
2、rate of pay───[经] 工资率， 报酬率
3、charging handle───充电手柄
4、charging case───充电箱
5、charging───n.炉料；装料；充电；（篮球）进攻冲撞犯规；v.要价；收费；指责；使承担（任务等）；给……充电；冲锋；装载；命令；饰纹章于……（charge的现在分词）
6、equalized charging───均衡充电
7、congestion charging───交通拥挤收费
8、charging surface───装药面
9、rate───n.(Rate)人名；(法、塞)拉特；n.比率，率；速度；价格；等级；vi.责骂；被评价；vt.认为；估价；责骂
1、They have also been granted the freedom to experiment with different pricing models-in other words, start charging by the Megabyte instead of offering a flat rate.───它们还被授权可以尝试不同的收费模式——换句话说，开始按照流量收费而不是按一个统一的标准收费。
2、I did some competitive research and one of the best design companies out there was charging such a low rate that it was blasphemous!───我曾经调查竞争者，最佳设计公司中的其中一家收费之低廉，简直亵渎神灵！
3、prime symptom of the monetary malaise has been the extraordinarily high rate that Banks have been charging each other for three-month loans.───货币市场弊病的主要症状是银行之间互相收取异常高的三个月贷款利率。