"我觉得我需要洗个手。"
当手部明显肮脏时，用肥皂和流水清洗。[{'character': '当', 'pinyin': 'dang1', 'highest pitch': 10.3, 'lowest pitch': 9.88, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '手', 'pinyin': 'shou3', 'highest pitch': 8.81, 'lowest pitch': 5.92, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '部', 'pinyin': 'bu4', 'highest pitch': 8.82, 'lowest pitch': 7.99, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '明', 'pinyin': 'ming2', 'highest pitch': 10.37, 'lowest pitch': 7.74, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '显', 'pinyin': 'xian3', 'highest pitch': 9.8, 'lowest pitch': 6.35, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '肮', 'pinyin': 'ang1', 'highest pitch': 9.84, 'lowest pitch': 9.07, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '脏', 'pinyin': 'zang1', 'highest pitch': 11.18, 'lowest pitch': 9.52, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 10.92, 'lowest pitch': 6.5, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.25}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 9.88, 'lowest pitch': 8.75, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '肥', 'pinyin': 'fei2', 'highest pitch': 9.04, 'lowest pitch': 6.45, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '皂', 'pinyin': 'zao4', 'highest pitch': 11.22, 'lowest pitch': 8.72, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '和', 'pinyin': 'he2', 'highest pitch': 8.76, 'lowest pitch': 7.99, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '流', 'pinyin': 'liou2', 'highest pitch': 10.69, 'lowest pitch': 7.18, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '水', 'pinyin': 'shuei3', 'highest pitch': 10.69, 'lowest pitch': 5.52, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '清', 'pinyin': 'qing1', 'highest pitch': 7.77, 'lowest pitch': 5.52, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '洗', 'pinyin': 'xi3', 'highest pitch': 5.88, 'lowest pitch': 4.67, 'duration': 0.27, 'prosody hierarchy': '#4'}]