一午后的旧金山,阳光之好,令人觉得枯坐室内是浪费健康和自然资源的罪恶。出门,坐上29路巴士。穿过金门公园之前,乘客不多不少。这个时刻,上班的上班,学校放了暑假,坐公车的多半是闲人。路旁的细叶桉轻柔地拂扫车顶,过分活泼的阳光,碎金似的撒在车内。心情宁静,没有什么值得忧虑,也没有欣喜。在加利福尼亚大道换乘开往唐人街的1号电车后,情况却不同。涌上十多位小学生, Afternoon San Francisco, the sun is good, people feel sitting in the room is a waste of health and natural resources of the evil. Go out and get on the 29th bus. Before crossing Golden Gate Park, there are not many passengers. This moment, work to work, the school put the summer vacation, most of the bus ride is idle. Eucalyptus small roadside gently swept the roof, lively sunshine, shreds like sprinkle in the car. Quiet, nothing to worry about, nor delight. The situation is different after the transfer of Tram 1 to Chinatown on California Ave. More than a dozen primary school students,