溪水咕咕，时而形成清澈的小潭，时而在突兀的石缝间滴落，汇成一汪碧水，悄悄地向池塘里流淌。
B-Thing I-Thing O O O O O O O O O O B-Thing I-Thing O O O O O O O B-Location I-Location I-Location O O O O O O O B-Thing I-Thing O O O O O B-Location I-Location I-Location O O O