三个孩子太多了，我们应该停止生育。
四哥认为一子一女已经足够，于是甘愿结扎不再留种。[{'character': '四', 'pinyin': 'sii4', 'highest pitch': 11.19, 'lowest pitch': 8.67, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '哥', 'pinyin': 'ge1', 'highest pitch': 10.15, 'lowest pitch': 8.67, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '认', 'pinyin': 'ren4', 'highest pitch': 10.25, 'lowest pitch': 7.37, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 8.85, 'lowest pitch': 6.17, 'duration': 0.3, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.16}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 11.33, 'lowest pitch': 8.96, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '子', 'pinyin': 'zii3', 'highest pitch': 8.96, 'lowest pitch': 6.15, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '一', 'pinyin': 'i4', 'highest pitch': 11.33, 'lowest pitch': 7.44, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '女', 'pinyin': 'nv3', 'highest pitch': 9.05, 'lowest pitch': 5.59, 'duration': 0.33, 'prosody hierarchy': '#2'}, {'character': '已', 'pinyin': 'i3', 'highest pitch': 7.88, 'lowest pitch': 5.84, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '经', 'pinyin': 'jing1', 'highest pitch': 11.11, 'lowest pitch': 5.84, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '足', 'pinyin': 'zu2', 'highest pitch': 11.03, 'lowest pitch': 6.29, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '够', 'pinyin': 'gou4', 'highest pitch': 8.97, 'lowest pitch': 6.17, 'duration': 0.25, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.39}, {'character': '于', 'pinyin': 'v2', 'highest pitch': 8.19, 'lowest pitch': 7.44, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '是', 'pinyin': 'shiii4', 'highest pitch': 9.07, 'lowest pitch': 7.18, 'duration': 0.24, 'prosody hierarchy': '#2'}, {'character': '甘', 'pinyin': 'gan1', 'highest pitch': 10.29, 'lowest pitch': 9.77, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '愿', 'pinyin': 'van4', 'highest pitch': 10.22, 'lowest pitch': 6.71, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '结', 'pinyin': 'jie2', 'highest pitch': 7.5, 'lowest pitch': 6.67, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '扎', 'pinyin': 'za1', 'highest pitch': 10.12, 'lowest pitch': 7.5, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '不', 'pinyin': 'bu2', 'highest pitch': 8.29, 'lowest pitch': 7.4, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '再', 'pinyin': 'zai4', 'highest pitch': 11.06, 'lowest pitch': 8.29, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '留', 'pinyin': 'liou2', 'highest pitch': 9.41, 'lowest pitch': 5.85, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '种', 'pinyin': 'zhong3', 'highest pitch': 8.09, 'lowest pitch': 5.15, 'duration': 0.34, 'prosody hierarchy': '#4'}]