Sent_en: 2zh Data from the Underground system's power and control systems have revealed that all three bombs went off within 50 seconds of each other, at 8.50am, with the managing director of Transport for London, Tim O'Toole saying the bombs went "bang bang bang, very close together".
Sent_yy: 来自地铁系统的电力和控制系统的数据显示，上午8点50分，这三枚炸弹在50秒内相继爆炸，伦敦交通总监蒂姆·奥图尔说，炸弹“砰砰砰，先后时间非常近”。