为消除机动车辆排气造成的污染和节约能源,墨西哥城的一些体育教员组织了一个“自行车之友”的团体,号召市民骑自行车。据报道,这已得到积极的响应;每逢星期日,成千上万的人骑着自行车奔驰在该城交通干线“起义者大道”上。自行车队伍所经之处,设 To eliminate pollution caused by motor vehicle exhaust and conserve energy, some gym instructors in Mexico City organized a group of “Friends of Bicycles,” calling on citizens to ride bicycles. It has been reported that this has been positively responded; on Sundays, thousands of people are riding their bicycles on the city’s main artery, the “Insurgency Avenue.” Where the bike team goes, set