起始线 meaning in Chinese

line of origin

All points on the starting line are the starting color
起始线上的所有点均为起始颜色。
The angle of the orientation line determines which corners the starting and ending lines pass through
方向线的角度决定起始线和结束线经过的角。
The starting line is perpendicular to the orientation line and passes through one of the corners of the rectangle
起始线与方向线垂直，并经过矩形的一个角。
For example , if the angle is between 0 and 90 degrees , the starting line passes through the upper - left corner , and the ending line passes through the lower - right corner
例如，如果该角度介于0和90度之间，则起始线经过左上角，结束线经过右下角。