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cover of episode Learning English Podcast - March 04, 2025

Learning English Podcast - March 04, 2025

2025/3/4
logo of podcast VOA Learning English Podcast - VOA Learning English

VOA Learning English Podcast - VOA Learning English
AI Deep Dive AI Chapters Transcript
People
A
Ana Mateo
J
Jill Robbins
K
Katie Weaver
Topics
Jill Robbins: 我讲述了摩天大楼的简史，重点介绍了芝加哥Home Insurance大楼作为第一座摩天大楼的意义，以及钢架结构在摩天大楼建造中的关键作用。我还描述了随后在芝加哥和纽约等城市兴起的建造更高建筑的竞争，以及一些著名的摩天大楼，例如帝国大厦、西尔斯大厦（现威利斯大厦）和迪拜的哈利法塔。 Ana Mateo: 我讨论了近年来美国成年人中ADHD（注意力缺陷多动障碍）诊断病例的急剧增加。我解释说，这种增加可能是由多种因素造成的，包括诊断标准的变化、疫情期间远程办公的压力以及对ADHD药物的需求增加。我还描述了ADHD对成年人的影响，以及目前可用的诊断和治疗方法。 Katie Weaver: 我介绍了一些今年新推出的园艺植物，这些植物都经过All America Selections (AAS)的专业人士测试，并具有耐热、抗病等优点。我详细介绍了每种植物的特点，包括它们的生长习性、颜色和用途。 Andrew Smith: 我与Jill Robbins一起讲解了英语中形容词最高级形式的构成规则，并解释了一些例外情况，例如'friendly'和一些多音节词。我们还讨论了在口语中如何使用最高级形容词，以及如何根据语境选择合适的表达方式。

Deep Dive

Chapters
This chapter explores the history of skyscrapers, starting with the Home Insurance Building in Chicago and tracing the evolution of building technology which made them possible. It also mentions some of the tallest buildings in the world.
  • The Home Insurance Building in Chicago is considered by many experts as the first skyscraper.
  • The invention of the mechanical elevator and the use of high-quality steel were key technological advancements that enabled the construction of skyscrapers.
  • The Burj Khalifa in Dubai is currently the tallest building in the world.

Shownotes Transcript

On today’s podcast, what was the first skyscraper? Learn more about the condition known as ADHD; gardeners can choose from many new kinds of flowers this year; then, more about superlatives on Lesson of the Day.