the sun and the moon move—time flies…c/rushes by); how time flies ? ～，不覺已到年終了。How time flies! The end of the year is approaching without our knowing it.
烏飛兔走wu fei tu zou
rotation of the sun and the moon—swift passage of time
烏飛兔走兔走烏飛wū fēi tù zǒu
古代稱太陽為金烏，月亮為玉兔。比喻時光流逝得十分快。time flies, time pushes by