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By power we mean the rate of doing work. 我们说功率就是指做功的速率。
The rate of incidence of a disease. 发病率发生疾病的概率
The rate of inflation must be held down. 通货膨胀率必须控制在低水平上。
The rate of pay was built into her contract. 工资率已写进了她的合同。
As with other sectors, the packaging also need to keep the rate of return, keep on improving their sustainability. 与其他行业一样，包装业也需要在保持收益率的同时，不断改善自己的可持续性。
The rate of growth was unprecedented. 这个成长率是前所未有的。
To keep the rate of false-positives at a low level, we kindly request our interested board users to support us in this task. 为了保证我们的误报在一个较低的水平,我们十分希望其他的有兴趣的用户支持我们的这次测试。
The economists predicted an increase in the rate of inflation. 经济学家预言通货膨胀率将会增长。
What's the rate of exchange against the dollar? 美元的兑换率是多少?
Imagine a rocket that can travel at the rate of light! 想象一下能以光的速度飞行的火箭。
Temperature control (thermoregulation) is part of a homeostatic mechanism designed to keep the organism at optimum operating temperature, as it affects the rate of chemical reactions. 温度控制(体温调节)是被设计的一个自我平衡的机制的一部分保留有机体在最宜的操作温度，因为它影响化学反应的率。
They have orders coming in at the rate of 30 an hour. 他们每小时接到30份定单。
He has been grinding out cheap romantic stories at the rate of one a week. 他一直以每周一篇的速度生拼硬凑廉价的浪漫小说。
The rate of the machine moved up sharply because of changing a big gear box. 由于换了一个大齿轮箱这台机器的速度大大提高了。
Keeping the surface of cookers clean and stewing foof thoroughly can reduce the rate of getting infected by viruses. 保持炊具表面洁净，将食物彻底蒸煮减少细菌感染。
The car was going at the rate of 60 miles an hour. 汽车以每小时六十英里的速度行驶。
In the first quarter this year,the national economy grew at the rate of 8.3%,keeping the rising momentum appeared third quarter last year. 今年一季度国民经济快速增长，达到8.;3%25，保持了去年第三季度以来经济回升的好势头。
Please keep the watch for me while I go swimming. 我去游泳，请代我保管这表。
In the first quarter this year, the national economy grew at the rate of 8.3%, keeping the rising momentum appeared third quarter last year. 今年一季度国民经济快速增长，达到8.;3%25，保持了去年第三季度以来经济回升的好势头。
The rate of production has quickened up a lot. 生产的速度已经加快了许多。