"I want to be very clear. In the Jewish neighborhoods of Jerusalem, there is not going to be a freeze, there cannot be a freeze.

VOA: standard.2009.12.28

So, I've been asked that if a question is not very clear, I should repeat it so that people listening to it later will know what the question was.

工作人员要求我,如果某个问题听得不清楚,我就需要重复一遍,好让今后观看视频的人弄清楚问题是什么

耶鲁公开课 - 基础物理课程节选

In fact, the famous frontispiece of the book, which is reproduced in your edition, although it is not altogether very clear.

事实上，这本书的卷首非常有名，这在你们的版本里也有复制，虽然不是那么清楚。

耶鲁公开课 - 政治哲学导论课程节选

"This was a very important trip that both President Obama and I wanted to make early in the administration to send a very clear message that the Obama administration is committed to developing an even stronger and closer relationship with, not just the governments, but especially the peoples of Africa,"

VOA: standard.2009.08.16

"It is a double track approach,of course, to have a very clear position on sanctions, not only on Security Council, but specific new measures from the European Union on the financial side - on the oil and gas sector, in all elements that can give to Iran a very clear message that they have to move and respond to the requirements of the international community."

VOA: standard.2010.07.28