日中则昃
- na.As soon as the sun reaches the meridian it declines.
 - 网络decline after reaching the zenith
 
日中则昃日中则昃
decline after reaching the zenith
带“日”字的词语 。_百度知道 ... 日中[ midday] 日中则昃[ decline after reaching the zenith] 日子[ day;date] ... 
                
日中则昃