请在纸上画一条虚线。

Please draw a dotted line on the paper.

地图上的虚线表示边界。

The dotted line on the map indicates a boundary.

你可以沿着虚线剪开这张纸。

You can cut along the dotted line.

这条虚线是为了帮助你对齐。

This dotted line is to help you align.

请在虚线处签名。

Please sign on the dotted line.

在虚线上签名。

Sign your name on the dotted line.

虚线可以是键或不是键；

The dotted line may be a bond or not;

图表的虚线表示了计算过程。

The chart’s dashed line illustrated the calculation.

转账之前, 请在虚线上签名.

Before you transfer your account, sign on the dotted line.

而这正是我们蓝色虚线所代表的。

This is exactly what our blue dashed line represents.