And,Poles can now be fined or even imprisoned if they are caught with a red star, a hammer and sickle or even a Che Guevara t-shirt.

VOA: standard.2009.12.16

You just need to express in ASCII character, one at a time, and these brave souls are simply going to spell something out for us to hammer home this point of binary.

你们只需要每人代表一个ASCII码，这些勇敢的小伙子们就是想,清楚的让大家理解二进制原理。

哈佛公开课 - 计算机科学课程节选

Some of their hit songs include "500 Miles", "Puff the Magic Dragon" and "If I Had a Hammer."

VOA: special.2009.12.27

The boy picked up a small piece of steel and a workman's tool,a hammer.

VOA: special.2009.02.21

Artists of all ages joined Seeger on stage to sing the folk and protest songs that he made popular, like this one, "If I Had a Hammer."

VOA: special.2009.05.22

Russia and the United States are continuing to hammer out the details of a new Strategic Arms Reduction Treaty.

VOA: standard.2009.12.25