他抓起神奇的记号笔，快步走向一个白板，画了一条水平线和一条垂直线相交构成的分为四个区的图表。
He grabbed a magic marker, padded to a whiteboard, and drew a horizontal and vertical line to make a four-squared chart.
指与缝合线、省线、褶线等相交的一条短线，以暗示缝线相连，作为线条对位时用的记号。
Refers to the suture line, the provincial line, fold line and so on the intersection of a short line, in order to imply that the suture is connected, as a mark of line alignment.
当太阳在天上走过时，棍子的影子与圆圈相交，他便在圆圈上划出许多分割圆圈的记号。
As the sun passed overhead, he marked even divisions on the circle as the shadow of the stick crossed it.
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