这个扫把是用来做什么的？
扫把铁制，下扎数十条耐火的橡胶皮，用来扑打火焰。[{'character': '扫', 'pinyin': 'sao4', 'highest pitch': 11.47, 'lowest pitch': 9.37, 'duration': 0.34, 'prosody hierarchy': 'null'}, {'character': '把', 'pinyin': 'ba5', 'highest pitch': 9.03, 'lowest pitch': 7.36, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '铁', 'pinyin': 'tie3', 'highest pitch': 8.62, 'lowest pitch': 4.81, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '制', 'pinyin': 'zhiii4', 'highest pitch': 9.99, 'lowest pitch': 6.76, 'duration': 0.29, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.29}, {'character': '下', 'pinyin': 'xia4', 'highest pitch': 9.13, 'lowest pitch': 6.75, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '扎', 'pinyin': 'zha1', 'highest pitch': 9.85, 'lowest pitch': 6.95, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '数', 'pinyin': 'shu4', 'highest pitch': 10.34, 'lowest pitch': 8.47, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '十', 'pinyin': 'shiii2', 'highest pitch': 9.57, 'lowest pitch': 8.52, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '条', 'pinyin': 'tiao2', 'highest pitch': 8.13, 'lowest pitch': 6.62, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '耐', 'pinyin': 'nai4', 'highest pitch': 10.77, 'lowest pitch': 8.13, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '火', 'pinyin': 'huo3', 'highest pitch': 14.21, 'lowest pitch': 4.87, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.78, 'lowest pitch': 5.94, 'duration': 0.08, 'prosody hierarchy': '#1'}, {'character': '橡', 'pinyin': 'xiang4', 'highest pitch': 10.15, 'lowest pitch': 6.78, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '胶', 'pinyin': 'jiao1', 'highest pitch': 10.08, 'lowest pitch': 7.96, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '皮', 'pinyin': 'pi2', 'highest pitch': 8.68, 'lowest pitch': 5.96, 'duration': 0.35, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.28}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 9.32, 'lowest pitch': 7.54, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '来', 'pinyin': 'lai2', 'highest pitch': 7.72, 'lowest pitch': 6.72, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '扑', 'pinyin': 'pu1', 'highest pitch': 10.95, 'lowest pitch': 10.63, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '打', 'pinyin': 'da2', 'highest pitch': 10.79, 'lowest pitch': 8.48, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '火', 'pinyin': 'huo3', 'highest pitch': 14.21, 'lowest pitch': 4.63, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '焰', 'pinyin': 'ian4', 'highest pitch': 10.19, 'lowest pitch': 5.77, 'duration': 0.28, 'prosody hierarchy': '#4'}]