三十年河东，三十年河西

sān shí nián hé dōng , sān shí nián hé xī

定義

1. the river flows thirty years to the East, thirty years to the West (proverb)
2. change is the only constant

三十年河东，三十年河西 の構成語

• 三 sān: three
• 十 shí: ten
• 年 nián: year
• 东 dōng: east
• 河 hé: river
• 西 xī: the West
• 三十 sān shí: thirty
• 河东 hé dōng: Hedong district of Linyi city 臨沂市|临沂市[lín yí shì], Shandong
• 河西 hé xī: land west of the Yellow river