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- In addition to forward and backward rotation, center of rotation and rotation angle in certain procedures can be set up. 除向前和向后旋转以外,旋转中心点和旋转角度在某种程序上可设置。
- When swinging drive mechanical operation, such as the rotation speed of the force to make efforts axial shaft before and backward rotation and enable higher plane. 当摇摆传动机械运作时，等速度的旋转入力轴使出力轴向前和向后旋转，并使平面升高。
- He lined out for home without a backward glance. 他头也不回，急忙往家里走去。
- This part of the country is still backward. 这个国家的这个地区仍很落后。
- In some cities housing conditions went backward. 某些城市的住房条件越来越差。
- The teacher was patient with backward children. 那位老师对迟钝的学童十分耐心。
- The seasons follow each other in rotation. 四季循环交替。
- He looked backward over his shoulder. 他回头向后看。
- A rotation of personnel; crop rotation. 员工的轮流替换; 农作物的轮作
- She looked backward over her shoulder. 她回头往後看。
- 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。
- Sheila is very clever but rather backward in expressing her ideas. 希拉很聪明，然而在表达思想时却有些腼腆。
- Although he is clever, he is backward in giving his views. 他虽然很聪明，却不善发表他的意见。
- 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。
- Frank was so backward that he hesitated to ask her to dance. 法兰克非常腼腆,不好意思请她跳舞。
- He had a firsthand taste of life in backward mountainous areas. 他直接体验过落後山区的生活。
- backward rotation 后旋转
- A backward flow of water, as from the action of oars. 反流，逆流向后流的水，如由浆的划动引起
- An erotic rotation of the pelvis. 淫荡地晃动卖弄色相地扭动臂部的动作
