没关系，慢慢来。
笨鸟只能先飞了。[{'character': '笨', 'pinyin': 'ben4', 'highest pitch': 10.73, 'lowest pitch': 8.85, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '鸟', 'pinyin': 'niao2', 'highest pitch': 9.09, 'lowest pitch': 7.05, 'duration': 0.29, 'prosody hierarchy': '#2'}, {'character': '只', 'pinyin': 'zhiii3', 'highest pitch': 7.9, 'lowest pitch': 5.63, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '能', 'pinyin': 'neng2', 'highest pitch': 7.12, 'lowest pitch': 5.1, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '先', 'pinyin': 'xian1', 'highest pitch': 9.6, 'lowest pitch': 8.85, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '飞', 'pinyin': 'fei1', 'highest pitch': 10.3, 'lowest pitch': 8.85, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '了', 'pinyin': 'le5', 'highest pitch': 10.11, 'lowest pitch': 5.79, 'duration': 0.24, 'prosody hierarchy': '#4'}]