还有一个印象是关于北方与南方城市冬天景象的差别，从无锡出发时候，还是能

There is another impression about the difference between the winter scenes of the northern and southern cities. When starting from Wuxi, you can still see some trees covered in green. The overall impression is a blue hue, but when it came to Xi’an, many big trees on the streets had already had leaves. It is bare, with bare trunks, and the overall impression is a yellow hue.

Another impression is about the difference between the northern and southern cities in winter, from Wuxi, or you can see some trees covered with green, the overall impression is a blue hue, but by Xi'an, many of the streets have been lost leaves, only bare trunks, the overall impression is a yellow hue.

Another impression is about the difference between the northern and southern cities in winter. When we started from Wuxi, we could still see that some trees were covered with green, and the overall impression was a blue color. However, by Xi'an, many trees on the street had lost their leaves, only bare trunks. The overall impression was a yellow color.<br>