本集核心英语单词及例句：

1.performer (n.)执行者；演奏者
Tina was a consummate performer.
Tina是个技艺非凡的表演者。

2.client (n.)客户；顾客
The lawyer spoke on behalf of his client.
律师代表当事人说话。

3.pronunciation (n.)发音；读法
You know my pronunciation is not very good.
你知道的，我的发音不是很好。

4.describe (vt.)描述，形容；描绘
The police asked me to describe exactly how it happened.
警察让我描述一下这事是怎样发生的。

5.operate (vt.)操作；经营
I'll show you how to operate the machine
我将给你演示一下怎样操作这台机器。

6.nutshell (n.)坚果的外壳；简言之
I must give you the story in a nutshell.
我必须简要地给你讲一下事情的经过。