What kind of ratio
再问： 那a rate of 是不是
再答： 。。。的速度，。。或者速率，你问的是比率。。。
再问： rate 不就有比率的意思么
再答： 1.N-COUNT速度；速率The rate at which something happens is the speed with which it happens. The rate at which hair grows can be agonisingly slow...头发生长的速度可能极其缓慢。The world's tropical forests are disappearing at an even faster rate than experts had thought.世界上热带森林消失的速度比专家们预想的还要快。2.N-COUNT比率；频率The rate at which something happens is the number of times it happens over a period of time. New diet books appear at a rate of nearly one a week...新的饮食类书籍差不多一周出一本。His heart rate was 30 beats per minute slower...他的心率每分钟慢了30次。Britain held the unenviable record of having the highest divorce rate in Europe.英国在欧洲各国中保持着不光彩的最高离婚率纪录。3.N-COUNTSee also:exchange rate；价格；费用A rate is the amount of money that is charged for goods or services. Calls cost 36p per minute cheap rate and 48p at all other times.优惠时段的话费是每分钟36便士，其他时段是48便士。...specially reduced rates for travellers using Gatwick Airport...为在盖特威克机场进出港的乘客提供的优惠价格East German wages were converted at the rate of one old East mark for one Deutschmark.东德的工资兑换比率是一个旧东德马克兑换一个德国马克。4.N-COUNT税率；利率The rate of taxation or interest is the amount of tax or interest that needs to be paid. It is expressed as a percentage of the amount that is earned, gained as profit, or borrowed. The government insisted that it would not be panicked into interest rate cuts.政府坚称不会陷入恐慌而匆忙降息。可以的
再问： 这么说我是对的
再答： you 're right
