本集核心英语单词及例句：

1.introduce (v.)介绍
The Chinese government has announced a ten-year plan to introduce basic universal healthcare throughout the country.
中国政府宣布了一项十年计划以在全国推行基本的全面医疗保障制度。

2.roast (v.)烤
Without the sun, most humans would roast or freeze to death.
没有太阳大多数人类都会烤死或冻死。

3.customer (n.)顾客，客户，主顾
We're here to serve our customer.
我们要为客户服务。

4.oven (n.)烤箱，烤炉
Preheat the oven to 350 degrees.
将烤箱预加热到华氏350度。

5.powder (n.)粉，粉末；粉状物质
Curry powder is an American invention.
咖喱粉是美国的发明。

6.make fun of (v.)嘲弄；取笑；开玩笑
Our standup comics dare only make fun of the unfortunate.
我们的单口喜剧演员只敢拿那些不幸的人开玩笑。