新视野大学英语视听说教程 3 Unit 7-6

Now Your Turn
SAMPLE DIALOG
A: How are you getting along during this usually hot weather?
B: Not well at all. Over the last few weeks the hot, humid weather is killing¹ me. I believe the climate has changed.
A: Yeah, the summer is hotter, and winter wetter.
B: Do you know why all this has happened?
A: The greenhouse effects bring global warming and rain.
B: What do you mean by greenhouse effects?
A: The earth is now like a real greenhouse made of glass panels² that let light in and trap heat. You know, carbon monoxide from earth is a greenhouse gas.
B: I see. Everybody should know what cause global warming; otherwise we won’t stop it.
A: The important thing is that human beings should take steps to reduce global warming.
B: What can we do then? Perhaps we should not burn any more wood or coal.
A: Right. Also we should try to produce less CFCs or Freon.
B: How can we achieve that?
A: Don’t use aerosol³ spray on your hair, and depend less on air-conditioners and refrigerators..
B: But it’s hard to give up all this.
A: But we must take action before polar icecaps melt and oceans rise.

1 killing   

n.巨额利润；突然赚大钱，发大财

参考例句：

• Investors are set to make a killing from the sell-off.投资者准备清仓以便大赚一笔。
• Last week my brother made a killing on Wall Street.上个周我兄弟在华尔街赚了一大笔。

2 panels   

镶板( panel的名词复数 )； 面； （门、墙等上面的）嵌板； 控制板

参考例句：

• One of the glass panels in the front door was cracked. 前门的一块方玻璃破裂了。
• Make sure the panels are treated with a wood preservative. 确保镶板用木材防腐剂处理过。

3 aerosol   

n.悬浮尘粒，气溶胶，烟雾剂，喷雾器

参考例句：

• They sprayed aerosol insect repellent into the faces of police.他们将喷雾驱虫剂喷在了警察的脸上。
• Aerosol particles affect visibility,climate,and our health and quality of life.气溶胶对大气能见度、气候变化以及人类健康等有重要影响。