大都市车如流水马如龙的繁华景象，看得他头晕目眩眼花缭乱。
The bustling and hustling of metropolis dazed and dazzled him .
中国春节期间简直就是车如流水马如龙，据估计在春节期间两周的窗口期内共发送旅客30亿人次。
And the Chinese Spring Festival is just a mad house - an estimated 3 billion person / trips take place within a 2-week window .
车如流水马如龙