中秋刚过，晾晒在塞外包头市城中的画卷――赛汗塔拉草原变成了黄绿色。
B-Time I-Time I-Time I-Time O O O O B-Location I-Location I-Location I-Location I-Location O O O B-Thing I-Thing O O O B-Thing I-Thing O B-Location I-Location O O O O O O O