"We are convinced that that is the most critical underpinning of any success we hope to achieve along with the people and government of Afghanistan,"

VOA: standard.2009.03.26

So hopefully you're convinced that your predictions worked well and you are able to predict what's going on when you're looking at the photoelectric effect.

希望你们确信,你们的预测都是对的,而且当你们考虑光电效应的问题时,你们可以预测。

麻省理工公开课 - 化学原理课程节选

Not all of the families of the British victims are convinced that Abdel Basset al-Megrahi was responsible for the worst-ever terrorist incident on British soil.

VOA: standard.2009.08.21

Rather,he said, it will be won when the Afghan people are convinced that the coalition and the Afghan government offer the best hope for their future.

VOA: standard.2009.12.03

The worst cases fight furiously against the Red Cross volunteers trying to help them, convinced the volunteers are the militias coming to kill them.

VOA: standard.2009.04.08

Skeptics argue,however, that rising temperatures and warmer oceans are part of a natural cycle and are not convinced the changes are a result of man's pollution.

VOA: standard.2009.05.03

This is presidential historian and author Robert Dallek: "Once the public turns against a war, once it is convinced that you are embarked upon if not a losing enterprise then something that is going to produce a quagmire, it creates tremendous political difficulties for the president and it undermines his credibility, trust in his judgment and his ability to put across his domestic reforms,"

VOA: standard.2009.10.09