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Urban Heat Islands Make Cities Warmer Than Countryside
城市热岛效应使城市比郊区更暖
精读先不看文字,完整听一遍。
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Dark roofs and roads absorb more sun than green fields or forests.深色屋顶和道路比绿地或森林吸收更多阳光。
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Cities lack trees and soil that cool air through evaporation.城市缺乏通过蒸腾作用降温的树木和土壤。
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Heat builds up and stays longer in dense neighborhoods at night.夜间,密集社区的热量积聚且持续时间更长。
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Temperatures in city centers can be 2–5°C higher than nearby rural areas.城市中心气温可能比周边农村地区高2–5°C。
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Poor air quality often worsens with higher urban temperatures.空气质量常因城市气温升高而进一步恶化。
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Green roofs and tree-lined streets help lower local heat levels.绿色屋顶和林荫道有助于降低局部温度。
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Air conditioners run more in hot cities, using more electricity.炎热城市中空调使用更频繁,耗电量更大。
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Planners use satellite maps to locate and reduce hottest zones.规划者利用卫星地图定位并缓解最热区域。
精读 · 大约 10 分钟
听 → 读 → 学表达 → 懂 → 今天会说这一句 → 跟读录音 → 自己说一句。
③ 学 · 重点表达
- Poor air quality often worsens with higher urban temperatures. 空气质量常因城市气温升高而进一步恶化。
- Cities lack trees and soil that cool air through evaporation. 城市缺乏通过蒸腾作用降温的树木和土壤。
- Green roofs and tree-lined streets help lower local heat levels. 绿色屋顶和林荫道有助于降低局部温度。
④ 懂 · 选一选
⑤ 今天会说这一句
Poor air quality often worsens with higher urban temperatures.
⑥ 跟读并录音
Poor air quality often worsens with higher urban temperatures.
第一版:录下来、回听、再听标准音。系统打分以后再加。
⑦ 说 · 自己来一句
用今天的表达,自己说一句。
例子:Poor air quality often worsens with higher urban temperatures.
已记下。连续天数以后会显示在课表里。
陈老师指导
课程开发中,敬请期待。成人和孩子都可以先自学听读、精读。
这边的讲解音轨还在做。想先跟着老师走完固定 30 课,可以去陈老师带读社(和自学通行不是同一份会员)。
课程开发中,敬请期待。