草原不能没有红柳，因为，红柳是草原的卫士，傲风迎霜，战天斗地，红柳永远挺立。
B-Thing I-Thing O O O O B-Thing I-Thing O O O O B-Thing I-Thing O B-Thing I-Thing O B-Thing I-Thing O O B-Thing O B-Thing O B-Thing B-Location B-Thing B-Location O B-Thing I-Thing O O O O O