They have a language of their own. Some of the words and expressions deal with the special areas of their work.

VOA: special.2010.07.25

So. Starting with the shell, I can type in expressions.

好，从sell开始，我可以输入一些表达式。

麻省理工公开课 - 计算机科学及编程导论课程节选

I'm Rich Kleinfeldt with some financial words and expressions used in business and the stock market.

VOA: special.2009.04.26

The circus has been popular for so long that it is not surprising that words and expressions connected with it are part of everyday speech.

VOA: special.2009.01.11

Other expressions that mean boss or employer have nothing to do with brass or hats.

VOA: special.2011.05.08

A listener named Rita wants to learn about expressions with the word "hair."

VOA: special.2009.05.03

So are most of the expressions made with the word hot.

VOA: special.2009.12.06

Hit also joins with other words to create many colorful expressions.

VOA: special.2009.09.20

I'm Rich Kleinfeldt with some expressions containing the word hit.

VOA: special.2009.09.20

I'm Rich Kleinfeldt with some expressions using the word heart.

VOA: special.2010.07.18

Americans use many expressions with the word dog.

VOA: special.2010.05.30

The actors wear high-tech outfits dotted with sensors that record their every movement including the subtlest facial expressions.

VOA: standard.2009.12.19