30. 第三十篇 SMOG IN BEIJING（上）讲解音频

第三十篇 SMOG IN BEIJING（上）    

    Earlier this week, a thick layer of smog rolled into China’s capital city, turning skyscrapers into shadows and clear air into a yellow fog.

重点单词以及搭配：

1. earlier this year 今年早些时候 in the early/mid/late year 年初/年中/年末

2. in his early/mid/late 30’s

3. skyscraper 摩天大厦

4. shadow影子