恍惚间，置身于空寂的杨树林，脚踩着那层层落叶，感觉那下面的土地绵软、厚重而有底蕴。
B-Time I-Time I-Time O O O O O O O B-Location B-Thing B-Time O B-Thing O O O O O B-Thing I-Thing O O O O B-Location I-Location I-Location B-Thing I-Thing O O O O O O O O O O