Words in unit 6 [00:04.02]第六单元的单词 [00:08.05]fever [00:09.00]发烧 [00:09.95]stomachache [00:10.74]胃痛 [00:11.52]headache [00:12.32]头痛 [00:13.11]toothache [00:13.57]牙疼 [00:14.03]cough [00:14.81]咳嗽 [00:15.60]problem [00:16...