format of data-directed output [计] 定向数据输出格式
list-directed output 表式输出
data directed output 数据有向输出
list-directed input output 表式输入输出
data-directed input-output 直接数据输入输出
When you're using the IBM trace facilities, the first thing that you need to determine is the destination to which the trace output should be directed.
在使用IBM的跟踪设施时，需要决定的第一件事是应该将跟踪输出定向到哪个目的地。
A pipeline is a directed graph in which media flows in a defined direction from the input to the output.
管道是一个有向图，媒体在这个有向图中从输入流到输出。
Each script-engine instance has a default context where you can store variables with the put method and the output of any executed script is directed to System.out by default.
每个脚本引擎实例都具有一个默认的上下文，在其中，可以用put方法存储变量，而所执行的脚本的输出则被默认定向到System . out。
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