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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 rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年，长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- It's easier to cycle with the wind behind you. 顺风骑车省力。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- The seasons of the year make a cycle. 一年四季构成一个循环。
- He dash the glass bowl to bit on a rock. 他对著石块把玻璃碗砸得粉碎。
- The business cycle experienced a sudden down. 商业周期经历了突然的萧条。
- The mountain rise up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- 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。
- The mountain rose up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- Cycle across America? Sounds a bit dodgy to me. 骑自行车横越美国? 听起来有些冒险。
- He chiseled that rock into the figure of a woman. 他把那块石头凿成一个女人像。
- The pedals of a cycle are attached to a crank. 自行车的踏板与曲柄相连。
- The boat was sundered by the rock. 船被岩石撞碎了。
- The pedals of a cycle are attached to the crank. 自行车的踏板与曲柄相连。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
