The Waterboxx is a round device about the size of a motorcycle tire.

VOA: special.2010.07.13

I look at the plate on my kitchen table, it's not perfectly round, it's got imperfections; but suddenly I start thinking about circles, perfectly round objects.

我看着我餐桌上的盘子,它不是正圆的,它不完美,但是我马上就可以想到圆圈,正圆的东西

耶鲁公开课 - 死亡课程节选

Well, there's an explanation of how it could be that things that are not themselves perfectly round could remind us, could make us think about perfect roundness.

这也许解释了为什么有些,本身并不是那么圆的东西,会让我们想到正圆这个型相

耶鲁公开课 - 死亡课程节选

About 3,000 foreign election observers declared that, despite a few irregularities, the first round of Ukraine's presidential election on January 17 met international standards for honesty.

VOA: standard.2010.02.01

It was a great round shield about three feet across and it had--let me step out here so that I can show you. Can you hear me back there?

它是一块直径大概有三英尺的巨大圆盾,恩,它还有...我出来演示吧,这样你们就能看清楚,能听到我说话吗

耶鲁公开课 - 古希腊历史简介课程节选