activity main program的意思|示意

From the teaching material"the program structure"on, adopts the dynamic mobile type structure modus, realizes the learning activity tendency, the main body and the life;

从教材“程序结构”上，采取动态的活动式结构样态，实现学习活动的动态化、主体化和生命化；

You can watch the progress of the task and check out the current activity as they are displayed in the main window of the program.

你可以看任务的进展情况，并检查了当前的活动，因为它们显示在程序的主窗口。