In the first quarter of 2007,Beijing only had 52 blue sky days.的翻_英语解答

In the first quarter of 2007,Beijing only had 52 blue sky days.的翻译.

人气：271 ℃　时间：2020-04-01 09:27:07

解答

2007年第一季度,北京只有52天是蓝天