The researchers tested their desalination process on a computer chip the size of a postage stamp.

VOA: special.2010.04.05

And you can't read it but there's a kind of stamp of approval here from the governor Nelson Rockefeller.

你没法领会这个，但是这里有,作为州长的尼尔森，洛克菲勒对此的承认。

耶鲁公开课 - 现代诗歌课程节选

I've seen students photocopy exams down to the size of a postage stamp.

我曾看到过学生将考试内容复印到,一张邮票大小的纸上。

麻省理工公开课 - 固态化学导论课程节选

There was public demand to put the image on a postal stamp.

VOA: special.2010.05.31

So the goal is to figure out a way to stamp them all out.

一种把bugs都,驱逐出程序的方法。

麻省理工公开课 - 计算机科学及编程导论课程节选

"It is in a white envelope with a red stamp," Germont said.

VOA: special.2009.12.26

"This letter had a large green stamp on it.

VOA: special.2009.12.26

The device is the size of a postage stamp.

VOA: special.2011.05.25

But while Specter supports Obama's economic initiatives, he made clear he would not be a rubber stamp for Democrats.

VOA: standard.2009.04.28