我们需要为车辆安装一个动力系统。
这样才让车轮子转起来。[{'character': '这', 'pinyin': 'zhe4', 'highest pitch': 11.25, 'lowest pitch': 10.06, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '样', 'pinyin': 'iang5', 'highest pitch': 10.06, 'lowest pitch': 8.11, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '才', 'pinyin': 'cai2', 'highest pitch': 8.87, 'lowest pitch': 7.55, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '让', 'pinyin': 'rang4', 'highest pitch': 8.95, 'lowest pitch': 7.82, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 9.99, 'lowest pitch': 8.02, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '轮', 'pinyin': 'luen2', 'highest pitch': 9.47, 'lowest pitch': 6.39, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '子', 'pinyin': 'zii5', 'highest pitch': 9.15, 'lowest pitch': 7.44, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '转', 'pinyin': 'zhuan4', 'highest pitch': 10.99, 'lowest pitch': 7.82, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '起', 'pinyin': 'qi3', 'highest pitch': 8.28, 'lowest pitch': 5.97, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 6.11, 'lowest pitch': 5.18, 'duration': 0.31, 'prosody hierarchy': '#4'}]