I have told them with absolute certainty there'll be no change of policy.

我已经十分肯定地告诉他们，政策不会变。

There is too little certainty about the present state of the German economy. [+ about]

德国当前的经济非常不稳定。

A general election became a certainty three weeks ago.

3个星期前举行普选已确定无疑。

...the certainty of more violence and bloodshed. [+ of]

发生更多暴力和流血事件的必然性

I began to realize the certainty of freezing to death if I remained where I was.

我开始认识到，如果我呆在原地不动，必定冻死无疑。

There are no certainties in modern Europe.

当代欧洲没有什么是确定无疑的。

The collapse of old certainties is reshaping the political parties.

陈规旧矩的崩塌正在重塑各个政党。