我不小心撞坏了栏杆。
当时刚坏一点的时候，老师让我们不要到栏杆那儿玩。[{'character': '当', 'pinyin': 'dang1', 'highest pitch': 10.01, 'lowest pitch': 9.52, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 14.22, 'lowest pitch': 7.31, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '刚', 'pinyin': 'gang1', 'highest pitch': 10.55, 'lowest pitch': 9.92, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '坏', 'pinyin': 'huai4', 'highest pitch': 11.32, 'lowest pitch': 10.3, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 10.39, 'lowest pitch': 7.39, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '点', 'pinyin': 'dian3', 'highest pitch': 7.39, 'lowest pitch': 3.74, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 5.2, 'lowest pitch': 4.78, 'duration': 0.07, 'prosody hierarchy': '#1'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 14.22, 'lowest pitch': 5.2, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '候', 'pinyin': 'hou4', 'highest pitch': 6.87, 'lowest pitch': 5.15, 'duration': 0.21, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.35}, {'character': '老', 'pinyin': 'lao3', 'highest pitch': 8.06, 'lowest pitch': 6.66, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '师', 'pinyin': 'shiii1', 'highest pitch': 10.16, 'lowest pitch': 7.15, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '让', 'pinyin': 'rang4', 'highest pitch': 10.75, 'lowest pitch': 8.89, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '我', 'pinyin': 'uo3', 'highest pitch': 8.89, 'lowest pitch': 5.37, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '们', 'pinyin': 'men5', 'highest pitch': 5.88, 'lowest pitch': 5.37, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '不', 'pinyin': 'bu2', 'highest pitch': 8.81, 'lowest pitch': 6.84, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '要', 'pinyin': 'iao4', 'highest pitch': 10.61, 'lowest pitch': 8.81, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '到', 'pinyin': 'dao4', 'highest pitch': 9.44, 'lowest pitch': 7.3, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '栏', 'pinyin': 'lan2', 'highest pitch': 7.3, 'lowest pitch': 5.85, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '杆', 'pinyin': 'gan1', 'highest pitch': 8.29, 'lowest pitch': 6.81, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '那', 'pinyin': 'nar4', 'highest pitch': 8.12, 'lowest pitch': 5.76, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '儿', 'pinyin': 'uan2', 'highest pitch': 6.89, 'lowest pitch': 5.7, 'duration': 0.36, 'prosody hierarchy': '#1'}]