您要查找的是不是：
- rotation seismograph 旋转地震仪
- The seasons follow each other in rotation. 四季循环交替。
- A rotation of personnel; crop rotation. 员工的轮流替换; 农作物的轮作
- The rotation of crops keeps the soil healthy and fertile. 谷物轮种使土壤保持了肥力和高质。
- The sun appears to rise and set because of the earth's rotation. 因为地球在自转,看上去就有了日出和日落。
- The chairmanship of the committee changes in rotation. 委员会主席一职是轮流担任的。
- A seismograph records earthquakes. 地震仪记录地震的情况
- Improvement of PSU in SN 388 seismograph. SN388地震仪PSU的改进
- An erotic rotation of the pelvis. 淫荡地晃动卖弄色相地扭动臂部的动作
- A counterweight balances the rotation. 有一个砝码平衡回转。
- Old)Rotation is due to shoulder roll. 老:转动是由于肩的转动使然.
- The rotation in the elliptic is retrograde. 在椭圆内的运动属于逆进型。
- The seismograph showed a sharp spike in response to the trembler. 地震仪显示，震动器的反应突然大增。
- Is the Rotation the Best Home for Chamberlain? 让张伯伦担任先发投手是最好的安排吗?
- These things entail that the seismograph becomes rather bully. 这使得地震仪体积笨重。
- Permitting rotation, as a pulley or pivot. 允许旋转的，如滑车或枢轴
- Rape and barley are grown is rotation here. 这里油菜和大麦轮种。
- Also, who is smart like seismograph, omnipotent spy Xiao Ma. 还有，一个如地震仪般机灵，又无所不能的特务小马。
- A rotation of personnel;crop rotation. 员工的轮流替换；农作物的轮作
- These things entail that the seismograph becomes rather bully . 这使得地震仪体积笨重。
