It is not easy to understand how good or bad the performance is and the exact meaning of one specific event.

判断性能是好还是坏以及特定事件的准确含义并不容易。

youdao

It is not easy to understand how good or bad the performance is and the exact meaning of one specific event.

判断性能是好还是坏以及特定事件的准确含义并不容易。

youdao