Behind her,in the little room over the porch, a tiny clock ticked loudly on its shelf near the end of the bed.

VOA: special.2010.05.15

During the same period when I was first teaching this course, a veritable six-foot shelf of diatribes against literary theory was being written in the public sphere.

我一开始教这门课的时候，文学理论遭到了,公开地谩骂。

耶鲁公开课 - 文学理论导论课程节选

Should it be customized, or in other words, made specific for the particular audience or can we create something that is an off-the-shelf product that people can use in many different environments?

应该为特定的受众，量身设计教育过程,还是制造,一种现成的产品,以供人们,在多种不同环境中使用？

麻省理工公开课 - 媒体、教育、市场课程节选

Quickly,I stepped to the shelf and put the letter in my pocket.

VOA: special.2009.12.26

"There's bread in the tin box sitting on the shelf.

VOA: special.2009.11.14

"There are billions of barrels of oil in the Outer Continental Shelf,".

VOA: standard.2009.05.23