"我们需要确保犬只和犬主都有合法的证件和标识。"
犬主带犬出街时，犬只必须佩戴犬牌，犬主携带犬证。[{'character': '犬', 'pinyin': 'qvan2', 'highest pitch': 10.93, 'lowest pitch': 8.55, 'duration': 0.34, 'prosody hierarchy': 'null'}, {'character': '主', 'pinyin': 'zhu3', 'highest pitch': 10.93, 'lowest pitch': 5.59, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '带', 'pinyin': 'dai4', 'highest pitch': 9.84, 'lowest pitch': 6.52, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '犬', 'pinyin': 'qvan3', 'highest pitch': 8.37, 'lowest pitch': 4.53, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '出', 'pinyin': 'chu1', 'highest pitch': 9.04, 'lowest pitch': 4.88, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '街', 'pinyin': 'jie1', 'highest pitch': 10.23, 'lowest pitch': 8.73, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '时', 'pinyin': 'shiii2', 'highest pitch': 10.23, 'lowest pitch': 5.29, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.24}, {'character': '犬', 'pinyin': 'qvan3', 'highest pitch': 8.37, 'lowest pitch': 5.68, 'duration': 0.28, 'prosody hierarchy': 'null'}, {'character': '只', 'pinyin': 'zhiii1', 'highest pitch': 8.33, 'lowest pitch': 8.01, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '必', 'pinyin': 'bi4', 'highest pitch': 9.28, 'lowest pitch': 8.32, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '须', 'pinyin': 'xv1', 'highest pitch': 8.74, 'lowest pitch': 8.32, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '佩', 'pinyin': 'pei4', 'highest pitch': 8.92, 'lowest pitch': 7.55, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '戴', 'pinyin': 'dai4', 'highest pitch': 9.84, 'lowest pitch': 6.04, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '犬', 'pinyin': 'qvan3', 'highest pitch': 8.37, 'lowest pitch': 3.36, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '牌', 'pinyin': 'pai2', 'highest pitch': 7.24, 'lowest pitch': 5.15, 'duration': 0.35, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.26}, {'character': '犬', 'pinyin': 'qvan2', 'highest pitch': 10.93, 'lowest pitch': 6.82, 'duration': 0.29, 'prosody hierarchy': 'null'}, {'character': '主', 'pinyin': 'zhu3', 'highest pitch': 10.93, 'lowest pitch': 3.5, 'duration': 0.21, 'prosody hierarchy': '#2'}, {'character': '携', 'pinyin': 'xie2', 'highest pitch': 6.71, 'lowest pitch': 5.61, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '带', 'pinyin': 'dai4', 'highest pitch': 9.84, 'lowest pitch': 8.37, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '犬', 'pinyin': 'qvan3', 'highest pitch': 8.37, 'lowest pitch': 4.15, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '证', 'pinyin': 'zheng4', 'highest pitch': 9.12, 'lowest pitch': 7.07, 'duration': 0.26, 'prosody hierarchy': '#4'}]