我们为什么会怀孕困难呢？
经查，男方患有弱精症，女方患有多囊卵巢综合征。[{'character': '经', 'pinyin': 'jing1', 'highest pitch': 10.82, 'lowest pitch': 10.24, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '查', 'pinyin': 'cha2', 'highest pitch': 10.77, 'lowest pitch': 7.03, 'duration': 0.38, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.15}, {'character': '男', 'pinyin': 'nan2', 'highest pitch': 8.88, 'lowest pitch': 7.51, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '方', 'pinyin': 'fang1', 'highest pitch': 11.22, 'lowest pitch': 8.88, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '患', 'pinyin': 'huan4', 'highest pitch': 11.16, 'lowest pitch': 7.68, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.68, 'lowest pitch': 5.45, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '弱', 'pinyin': 'ruo4', 'highest pitch': 9.34, 'lowest pitch': 6.67, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '精', 'pinyin': 'jing1', 'highest pitch': 10.82, 'lowest pitch': 7.28, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '症', 'pinyin': 'zheng4', 'highest pitch': 10.95, 'lowest pitch': 6.59, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.38}, {'character': '女', 'pinyin': 'nv3', 'highest pitch': 8.09, 'lowest pitch': 6.65, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '方', 'pinyin': 'fang1', 'highest pitch': 11.22, 'lowest pitch': 7.03, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '患', 'pinyin': 'huan4', 'highest pitch': 11.16, 'lowest pitch': 6.94, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 7.68, 'lowest pitch': 5.6, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'character': '多', 'pinyin': 'duo1', 'highest pitch': 10.9, 'lowest pitch': 10.21, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '囊', 'pinyin': 'nang2', 'highest pitch': 10.59, 'lowest pitch': 8.53, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '卵', 'pinyin': 'luan3', 'highest pitch': 9.4, 'lowest pitch': 5.46, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '巢', 'pinyin': 'chao2', 'highest pitch': 6.64, 'lowest pitch': 5.59, 'duration': 0.25, 'prosody hierarchy': '#1'}, {'character': '综', 'pinyin': 'zong1', 'highest pitch': 8.78, 'lowest pitch': 6.61, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '合', 'pinyin': 'he2', 'highest pitch': 8.53, 'lowest pitch': 6.7, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '征', 'pinyin': 'zheng1', 'highest pitch': 8.82, 'lowest pitch': 6.7, 'duration': 0.28, 'prosody hierarchy': '#4'}]