天清气朗

Explanation: Long: uncertain. Describe the sky is clear, fresh air. 　　Source: Jin Wang "Orchid Pavilion": "that day also, clear sunny day, Wai Fung Cheong, Yang Guan big universe, look down the Prosperity category." 　　Examples: Today, ~, Dao Qing, Wang You and I Mengen the public, under the arbor clean clean, I Caoqin is a. ★ Ming Anonymous "Jurchen View" wedge