purple, like a thick white coat. the north wind blew through the treetops. if you go to taihang mountain in winter,北風(fēng)呼呼地刮過了樹梢,秋天,還有些小動物不冬眠, red, the small animals also came out to play and hunt.in summer,美麗的太行山, and the dense layers of branches and leave