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- The pedal of a cycle is attached to a crank. 自行车的踏板与曲柄相连。
- The examiners put a premium on rational argument. 评委们对以理服人的论据给以高度评价。
- The quality or condition of being rational. 合理性合乎理性的性质或状态
- No rational person would go to work in his pyjamas. 任何神智正常的人都不会穿着睡衣去上班。
- Do you know who defined man as a rational animal? 你知道是谁将人说成是有理智的动物的?
- It's easier to cycle with the wind behind you. 顺风骑车省力。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- The seasons of the year make a cycle. 一年四季构成一个循环。
- The business cycle experienced a sudden down. 商业周期经历了突然的萧条。
- We'll have to ration out the water. 我们得将水按定额配给。
- They had to ration petrol during the war. 战时他们不得不限量供给汽油。
- This is the cycle of economic booms and slumps. 这是经济繁荣和经济萧条的周期变化。
- Cycle across America? Sounds a bit dodgy to me. 骑自行车横越美国? 听起来有些冒险。
- The pedals of a cycle are attached to a crank. 自行车的踏板与曲柄相连。
- The pedals of a cycle are attached to the crank. 自行车的踏板与曲柄相连。
- Her latest stunt is riding a motor cycle through a ring of flames. 她的最新特技表演是骑摩托车钻火圈。
- The engine cycle during which this process occurs. 压缩周期上述机器压缩过程的周期
- A person who is calm and rational under any circumstances. 达观者，豁达者在任何情况下镇静理智的人
- Have you used your ration of petrol for this week? 你用了这星期给你定量的汽油了吗?
- I had to cycle all the way to work against the wind. 我不得不一路顶着风去上班。
