高等院校英语专业本科听力-第四册4.10

As human beings,we have the special ability to share our thoughts by talking. We start by forming a thought in our brains. In the brain,this thought is changed into a code called language. Finally,the brain sends a message to the muscles telling them to move and make the right sounds come out. Then the mouth,face,neck,tongue and throw muscles into motion. Sometimes these process doesn't work perfectly¹ though,they might be an interruption,a brake,in the flow of speech. This interruption is called disfluency. Disfluency becomes a speech problem when it gets in the way of everyday talking,and it's noticeable to other people. It can make it hard to get thoughts of. It can also cause a lot of embarrassment² or frustration³ as a person who is talking.

1 perfectly   

adv.完美地，无可非议地，彻底地

参考例句：

• The witnesses were each perfectly certain of what they said.证人们个个对自己所说的话十分肯定。
• Everything that we're doing is all perfectly above board.我们做的每件事情都是光明正大的。

2 embarrassment   

n.尴尬；使人为难的人(事物)；障碍；窘迫

参考例句：

• She could have died away with embarrassment.她窘迫得要死。
• Coughing at a concert can be a real embarrassment.在音乐会上咳嗽真会使人难堪。

3 frustration   

n.挫折，失败，失效，落空

参考例句：

• He had to fight back tears of frustration.他不得不强忍住失意的泪水。
• He beat his hands on the steering wheel in frustration.他沮丧地用手打了几下方向盘。