一位中文导游看出我的心事，迅速走到我跟前很礼貌地要我把剩茶水倒入卫生间里。
B-Metric I-Metric B-Person I-Person I-Person I-Person O O B-Person O O O O O O O O B-Location I-Location I-Location O O O O O B-Person O B-Thing I-Thing I-Thing O O B-Location I-Location I-Location I-Location O