I have a functionality to increase the font size of entire app through slider movement.

我有一个功能，通过滑块移动增加整个应用程序的字体大小。

youdao

The computed movement is then restricted to the maximum distance from the center of the zoom slider.

计算得到的移动将被限制在从zoom滑块的中心位置移动的最大距离。

youdao

Push the handle movement along the rails, the slider driven cutter to do the sample cut parallel to the movement.

工作原理principle：推动手柄沿滑轨运动，滑块带动切刀做平行运动切取试样。

youdao

When you have selected the type of scientific study of a painting or sketch, a simple slider movement left or right takes you on an X-ray journey through one of the master's works.

BBC: 8bitpeoples