光阴荏苒

Explanation: Flies: the passage of time, little by little. Refers to the time gradually passed. 　　Source: Ming Luo Guanzhong's "Romance of Three Kingdoms," 37th back to back Supreme The new field, the time goes by, two are Chinese New Year. " 　　Examples: ~ Shall be deemed to cherish, overcast weather eye any changes. (Qing Cao Xueqin, "Dream of Red Mansions," the twenty-second back)