In PL / 1, a parenthesized list of one or more arguments, separated by commas, following an entry - name constant, an entry - name variable, a generic name, or a built - in function name.The list is passed to the parameters of the entry point.

• 程序设计语言PL/1中一个带括号的表，内有一个或多个自变量用逗号隔开，其前为入口名常数、入口名变量、类属名或内部函数名。该表被传送给入口点的各参数。