与美国小学生一起学英文第11册 第4期:烟雾
时间：2019-01-10 作者：英语课 分类：与美国小学生一起学英文第11册
英语课
Smog 烟雾
What is smog? 什么是烟雾？
It is fog combine with dirt and dust in the air. 它是雾与空气中的粉尘相结合的混合物。
Is it a natural event? No, it isn't. 它自然事件吗？不是。
In fact, smog is a type of air pollution. 烟雾实际上是空气污染。
In big cities, smoke from automobiles 1 and factories goes up into the sky and meets the moisture 2 in the air. 在大城市，汽车和工厂排放的废气上升到空中并与空气中的湿气相遇。
When the air cools down at dawn, a huge amount of the dirty moisture in the sky comes near the ground. 拂晓时分空气温度下降，空中大量肮脏的湿气接近地面。
And what happens? 然后会发生什么？
It forms smog. 它会形成烟雾。
Smog is a huge problem to people in big cities. 烟雾是大城市居民面临的重大问题。
Smog causes many kinds of lung diseases 3 and eye or nose problems. 烟雾会引发各种肺病和眼鼻问题。
n.汽车( automobile的名词复数 )
- When automobiles become popular,the use of the horse and buggy passed away. 汽车普及后，就不再使用马和马车了。 来自《简明英汉词典》
- Automobiles speed in an endless stream along the boulevard. 宽阔的林荫道上，汽车川流不息。 来自《现代汉英综合大词典》
n.水分；降雨量；水气；湿气
- This tree drank up more moisture than that one.这棵树吸收的水分比那棵树多。
- The moisture in the air makes it humid today.今天空气中水气大，天气很潮湿。
标签：
小学英语