利用这个多层的知识，我们现在来创建单层程序时间安排。

Using this multi-tier knowledge, we now create the single-tier program schedule.

youdao

在调试程序时，大约有90%的时间都要花在寻找问题上。

When debugging, perhaps 90 percent of your time is spent just finding the problem.

youdao

在调试程序时，大约有90%的时间都要花在寻找问题上。

When debugging, perhaps 90 percent of your time is spent just finding the problem.

youdao