英语角-圆桌会议 RoundTable1124 - 北京建风道能吹散雾霾吗？

 Topic1 China recognizes mega citiesChina is introducing the definition of mega city as the country further urbanizes.

The latest standards of cities issued by the State Council, China's cabinet, have defined cities with a metropolitan¹ area of more than 10 million residents as mega cities.

That would include Shanghai, Beijing, Guangzhou at least in the megacity category.

Do we need the introduction of mega cities in China?

Topic2 Wind Tunnels in BeijingIn its latest effort to tackle air pollution, Beijing plans to channel wind through streets to reduce the urban heat - island effect and blow away the dirty air.

Why such a plan?

Topic3 New standards set for air purifiersA new national standard for air purifiers is set to be unveiled by authorities to bring order to the country's chaotic² purifier market.

The draft national standard, which is already made available for public comment, includes more specific metrics for measuring the performance of air purifiers.

Do we need better standards for air purifiers?

Topic4 Cassettes Still Used As Textbook MaterialsWhen we first learn English in primary school, the teachers play cassette tapes in the classroom so we can repeat the content after the recording³. Now, this old method is still used in many parts of the country.

Many parents question why their kids still get cassettes as teaching materials which they have no recorders to play them.

Is it a problem?

Topic5 12 Professions That Might Disappear in 10 YearsAccording to a newly issued survey named Fast Forward 2030: The Future of Work and the Workplace, 50% of occupations in corporations today will no longer exist in the next 15 years.

Do you think this is what's going to happen?

1 metropolitan   

adj.大城市的，大都会的

参考例句：

• Metropolitan buildings become taller than ever.大城市的建筑变得比以前更高。
• Metropolitan residents are used to fast rhythm.大都市的居民习惯于快节奏。

2 chaotic   

adj.混沌的，一片混乱的，一团糟的

参考例句：

• Things have been getting chaotic in the office recently.最近办公室的情况越来越乱了。
• The traffic in the city was chaotic.这城市的交通糟透了。

3 recording   

n.录音，记录

参考例句：

• How long will the recording of the song take?录下这首歌得花多少时间？
• I want to play you a recording of the rehearsal.我想给你放一下彩排的录像。