In a flowchart, the means of representing the convergence of more than one flow line into one, or the divergence of one flow line into more than one. It may also represent a break in a single flow line for continuation in another area.

• 在流程图中，用来表示把一条以上的流程线汇集成一条或者把一条流程线分成多条的符号，也可表示单条流程线的断点，在另外地方继续连接。