And then you know, the pollution, of course, coming out of when you have mega cities, right, the air -- I see my kids playing, you know, every day when it's a bad weather, it just pains me to see that.
你知道吗,在那些人口稠密的特大型城市,空气质量常常令人堪忧,每天我看到我的孩子在那种环境里玩耍,特别是天气不好的,非常令我心痛。