video window meaning in English

视频信号窗

A centering function can also be used to move the position specified in the video window to the centre of the field of view
居中功能也能用于把视频窗口上特定位置移到视域的中间。
Other features of the software include a point to point function whereby two positions are specified in the video window and the motors will move the sample from one position to the other
软件的其它功能包括点对点功能，这意味着可以在视频窗口上确定两个位置，电机可以把样品从一个位置移动到另一个位置。