The key is that degree of certainty.

关键在于度的把握。

This has certain advantages such as a high degree of certainty.

其优势在于高度确定性。

The question is one that can never be answered with any degree of certainty.

这个问题是不可能带任何确定性来回答的。

"I think we can say with a high degree of certainty that this is safe, " said Dr.

我认为我们能以很高的把握度来说这是安全的。

In addition, optimizing the user experience and improve the page design process has some degree of certainty.

另外，对优化用户体验及完善页面设计流程也有一定程度的把握。