1.
A stroke that causes a ball to spin in a reverse direction.
削球使球向相反方向旋转的一击
2.
To strike(a ball)so that it spins in a reverse direction.
削球击（球）使其向反方向旋转
3.
When you want to go backward, the gears work like the powerful low gears, but in the opposite direction.
当要倒车时，就用低速齿轮，但齿轮是反方向旋转。
4.
in the direction opposite to the rotation of the hands of a clock.
与时钟指针的旋转方向相反。
5.
hit (a ball) with a spin so that it turns in the opposite direction.
用旋转的办法击球使其击向相反的方向。
6.
Do the vanes in the figure rotate clockwise or counterclockwise?
图中叶片的旋转方向是顺时针的，还是反时针的？
7.
Using a wrench, loosen the diaphragm assembly by turning the hex bolt counterclockwise.
用扳手反时针方向旋转六角螺栓，松开隔膜总成。
8.
To revolve(the telescope of a surveying transit) about its horizontal transverse axis in order to reverse its direction.
旋转使（中星仪的望远镜）围绕其水平模轴旋转，并转向一个相反的方向
9.
a rotating airfoil on the tail of a single-rotor helicopter; keeps the helicopter from spinning in the direction opposite to the rotation of the main rotor.
单转子直升飞机尾部上的旋转机翼；防止直升飞机的旋转方向与主转子相反。
10.
Holding the cage in one hand, push the seat inward and rotate counterclock-wise against the cage.
用一只手握住止回笼，向内推阀座，面对止回笼反时针方向旋转。
11.
Holding the cage in one hand, push the seat inward and rotate counterclockwise against the cage.
用一只手握住阀笼，向内推阀座并顺、反时针方向旋转阀笼。
12.
Twist the knob clockwise.
按顺时针方向转动旋钮。
13.
Research on the Dynamical Characteristics of Counter-rotating Dual-rotor System;
反向旋转双转子系统动力学特性研究
14.
Remove compression from spring by turning adjusting screw (1) counterclockwise.
通过反时针方向旋转调节螺丝(1)从弹簧上拆卸压缩件。
15.
counter crankshaft rotation
反曲轴转动方向的转动
16.
The rotation direction of impeller is based on the direction indicated by rotation arrow.
叶轮旋转方向，以转向箭头所示方向为准。
17.
Rotation, one direction. Right-click for both directions.
旋转， 单方向。右击来指定两个方向。
18.
Rotation direction: clockwise rotation viewed from motor end.
泵的旋转方向：由电动机方向往泵看为顺时针方向旋转.